diff options
Diffstat (limited to 'net/batman-adv/multicast.c')
| -rw-r--r-- | net/batman-adv/multicast.c | 193 |
1 files changed, 92 insertions, 101 deletions
diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c index 14088c4ff2f6..5786680aff30 100644 --- a/net/batman-adv/multicast.c +++ b/net/batman-adv/multicast.c @@ -12,6 +12,7 @@ #include <linux/bug.h> #include <linux/byteorder/generic.h> #include <linux/container_of.h> +#include <linux/err.h> #include <linux/errno.h> #include <linux/etherdevice.h> #include <linux/gfp.h> @@ -46,7 +47,6 @@ #include <net/ip.h> #include <net/ipv6.h> #include <net/netlink.h> -#include <net/sock.h> #include <uapi/linux/batadv_packet.h> #include <uapi/linux/batman_adv.h> @@ -56,7 +56,6 @@ #include "log.h" #include "netlink.h" #include "send.h" -#include "soft-interface.h" #include "translation-table.h" #include "tvlv.h" @@ -64,7 +63,7 @@ static void batadv_mcast_mla_update(struct work_struct *work); /** * batadv_mcast_start_timer() - schedule the multicast periodic worker - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information */ static void batadv_mcast_start_timer(struct batadv_priv *bat_priv) { @@ -73,18 +72,18 @@ static void batadv_mcast_start_timer(struct batadv_priv *bat_priv) } /** - * batadv_mcast_get_bridge() - get the bridge on top of the softif if it exists - * @soft_iface: netdev struct of the mesh interface + * batadv_mcast_get_bridge() - get the bridge on top of the meshif if it exists + * @mesh_iface: netdev struct of the mesh interface * - * If the given soft interface has a bridge on top then the refcount + * If the given mesh interface has a bridge on top then the refcount * of the according net device is increased. * * Return: NULL if no such bridge exists. Otherwise the net device of the * bridge. */ -static struct net_device *batadv_mcast_get_bridge(struct net_device *soft_iface) +static struct net_device *batadv_mcast_get_bridge(struct net_device *mesh_iface) { - struct net_device *upper = soft_iface; + struct net_device *upper = mesh_iface; rcu_read_lock(); do { @@ -98,7 +97,7 @@ static struct net_device *batadv_mcast_get_bridge(struct net_device *soft_iface) } /** - * batadv_mcast_mla_rtr_flags_softif_get_ipv4() - get mcast router flags from + * batadv_mcast_mla_rtr_flags_meshif_get_ipv4() - get mcast router flags from * node for IPv4 * @dev: the interface to check * @@ -108,7 +107,7 @@ static struct net_device *batadv_mcast_get_bridge(struct net_device *soft_iface) * * Return: BATADV_NO_FLAGS if present, BATADV_MCAST_WANT_NO_RTR4 otherwise. */ -static u8 batadv_mcast_mla_rtr_flags_softif_get_ipv4(struct net_device *dev) +static u8 batadv_mcast_mla_rtr_flags_meshif_get_ipv4(struct net_device *dev) { struct in_device *in_dev = __in_dev_get_rcu(dev); @@ -119,7 +118,7 @@ static u8 batadv_mcast_mla_rtr_flags_softif_get_ipv4(struct net_device *dev) } /** - * batadv_mcast_mla_rtr_flags_softif_get_ipv6() - get mcast router flags from + * batadv_mcast_mla_rtr_flags_meshif_get_ipv6() - get mcast router flags from * node for IPv6 * @dev: the interface to check * @@ -130,7 +129,7 @@ static u8 batadv_mcast_mla_rtr_flags_softif_get_ipv4(struct net_device *dev) * Return: BATADV_NO_FLAGS if present, BATADV_MCAST_WANT_NO_RTR6 otherwise. */ #if IS_ENABLED(CONFIG_IPV6_MROUTE) -static u8 batadv_mcast_mla_rtr_flags_softif_get_ipv6(struct net_device *dev) +static u8 batadv_mcast_mla_rtr_flags_meshif_get_ipv6(struct net_device *dev) { struct inet6_dev *in6_dev = __in6_dev_get(dev); @@ -141,16 +140,16 @@ static u8 batadv_mcast_mla_rtr_flags_softif_get_ipv6(struct net_device *dev) } #else static inline u8 -batadv_mcast_mla_rtr_flags_softif_get_ipv6(struct net_device *dev) +batadv_mcast_mla_rtr_flags_meshif_get_ipv6(struct net_device *dev) { return BATADV_MCAST_WANT_NO_RTR6; } #endif /** - * batadv_mcast_mla_rtr_flags_softif_get() - get mcast router flags from node - * @bat_priv: the bat priv with all the soft interface information - * @bridge: bridge interface on top of the soft_iface if present, + * batadv_mcast_mla_rtr_flags_meshif_get() - get mcast router flags from node + * @bat_priv: the bat priv with all the mesh interface information + * @bridge: bridge interface on top of the mesh_iface if present, * otherwise pass NULL * * Checks the presence of IPv4 and IPv6 multicast routers on this @@ -162,16 +161,16 @@ batadv_mcast_mla_rtr_flags_softif_get_ipv6(struct net_device *dev) * BATADV_MCAST_WANT_NO_RTR6: No IPv6 multicast router is present * The former two OR'd: no multicast router is present */ -static u8 batadv_mcast_mla_rtr_flags_softif_get(struct batadv_priv *bat_priv, +static u8 batadv_mcast_mla_rtr_flags_meshif_get(struct batadv_priv *bat_priv, struct net_device *bridge) { - struct net_device *dev = bridge ? bridge : bat_priv->soft_iface; + struct net_device *dev = bridge ? bridge : bat_priv->mesh_iface; u8 flags = BATADV_NO_FLAGS; rcu_read_lock(); - flags |= batadv_mcast_mla_rtr_flags_softif_get_ipv4(dev); - flags |= batadv_mcast_mla_rtr_flags_softif_get_ipv6(dev); + flags |= batadv_mcast_mla_rtr_flags_meshif_get_ipv4(dev); + flags |= batadv_mcast_mla_rtr_flags_meshif_get_ipv6(dev); rcu_read_unlock(); @@ -180,8 +179,8 @@ static u8 batadv_mcast_mla_rtr_flags_softif_get(struct batadv_priv *bat_priv, /** * batadv_mcast_mla_rtr_flags_bridge_get() - get mcast router flags from bridge - * @bat_priv: the bat priv with all the soft interface information - * @bridge: bridge interface on top of the soft_iface if present, + * @bat_priv: the bat priv with all the mesh interface information + * @bridge: bridge interface on top of the mesh_iface if present, * otherwise pass NULL * * Checks the presence of IPv4 and IPv6 multicast routers behind a bridge. @@ -195,7 +194,7 @@ static u8 batadv_mcast_mla_rtr_flags_softif_get(struct batadv_priv *bat_priv, static u8 batadv_mcast_mla_rtr_flags_bridge_get(struct batadv_priv *bat_priv, struct net_device *bridge) { - struct net_device *dev = bat_priv->soft_iface; + struct net_device *dev = bat_priv->mesh_iface; u8 flags = BATADV_NO_FLAGS; if (!bridge) @@ -211,8 +210,8 @@ static u8 batadv_mcast_mla_rtr_flags_bridge_get(struct batadv_priv *bat_priv, /** * batadv_mcast_mla_rtr_flags_get() - get multicast router flags - * @bat_priv: the bat priv with all the soft interface information - * @bridge: bridge interface on top of the soft_iface if present, + * @bat_priv: the bat priv with all the mesh interface information + * @bridge: bridge interface on top of the mesh_iface if present, * otherwise pass NULL * * Checks the presence of IPv4 and IPv6 multicast routers on this @@ -229,7 +228,7 @@ static u8 batadv_mcast_mla_rtr_flags_get(struct batadv_priv *bat_priv, { u8 flags = BATADV_MCAST_WANT_NO_RTR4 | BATADV_MCAST_WANT_NO_RTR6; - flags &= batadv_mcast_mla_rtr_flags_softif_get(bat_priv, bridge); + flags &= batadv_mcast_mla_rtr_flags_meshif_get(bat_priv, bridge); flags &= batadv_mcast_mla_rtr_flags_bridge_get(bat_priv, bridge); return flags; @@ -237,7 +236,7 @@ static u8 batadv_mcast_mla_rtr_flags_get(struct batadv_priv *bat_priv, /** * batadv_mcast_mla_forw_flags_get() - get multicast forwarding flags - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * * Checks if all active hard interfaces have an MTU larger or equal to 1280 * bytes (IPv6 minimum MTU). @@ -253,7 +252,7 @@ static u8 batadv_mcast_mla_forw_flags_get(struct batadv_priv *bat_priv) if (hard_iface->if_status != BATADV_IF_ACTIVE) continue; - if (hard_iface->soft_iface != bat_priv->soft_iface) + if (hard_iface->mesh_iface != bat_priv->mesh_iface) continue; if (hard_iface->net_dev->mtu < IPV6_MIN_MTU) { @@ -268,7 +267,7 @@ static u8 batadv_mcast_mla_forw_flags_get(struct batadv_priv *bat_priv) /** * batadv_mcast_mla_flags_get() - get the new multicast flags - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * * Return: A set of flags for the current/next TVLV, querier and * bridge state. @@ -276,7 +275,7 @@ static u8 batadv_mcast_mla_forw_flags_get(struct batadv_priv *bat_priv) static struct batadv_mcast_mla_flags batadv_mcast_mla_flags_get(struct batadv_priv *bat_priv) { - struct net_device *dev = bat_priv->soft_iface; + struct net_device *dev = bat_priv->mesh_iface; struct batadv_mcast_querier_state *qr4, *qr6; struct batadv_mcast_mla_flags mla_flags; struct net_device *bridge; @@ -352,13 +351,13 @@ static bool batadv_mcast_mla_is_duplicate(u8 *mcast_addr, } /** - * batadv_mcast_mla_softif_get_ipv4() - get softif IPv4 multicast listeners + * batadv_mcast_mla_meshif_get_ipv4() - get meshif IPv4 multicast listeners * @dev: the device to collect multicast addresses from * @mcast_list: a list to put found addresses into * @flags: flags indicating the new multicast state * * Collects multicast addresses of IPv4 multicast listeners residing - * on this kernel on the given soft interface, dev, in + * on this kernel on the given mesh interface, dev, in * the given mcast_list. In general, multicast listeners provided by * your multicast receiving applications run directly on this node. * @@ -366,7 +365,7 @@ static bool batadv_mcast_mla_is_duplicate(u8 *mcast_addr, * items added to the mcast_list otherwise. */ static int -batadv_mcast_mla_softif_get_ipv4(struct net_device *dev, +batadv_mcast_mla_meshif_get_ipv4(struct net_device *dev, struct hlist_head *mcast_list, struct batadv_mcast_mla_flags *flags) { @@ -418,13 +417,13 @@ batadv_mcast_mla_softif_get_ipv4(struct net_device *dev, } /** - * batadv_mcast_mla_softif_get_ipv6() - get softif IPv6 multicast listeners + * batadv_mcast_mla_meshif_get_ipv6() - get meshif IPv6 multicast listeners * @dev: the device to collect multicast addresses from * @mcast_list: a list to put found addresses into * @flags: flags indicating the new multicast state * * Collects multicast addresses of IPv6 multicast listeners residing - * on this kernel on the given soft interface, dev, in + * on this kernel on the given mesh interface, dev, in * the given mcast_list. In general, multicast listeners provided by * your multicast receiving applications run directly on this node. * @@ -433,7 +432,7 @@ batadv_mcast_mla_softif_get_ipv4(struct net_device *dev, */ #if IS_ENABLED(CONFIG_IPV6) static int -batadv_mcast_mla_softif_get_ipv6(struct net_device *dev, +batadv_mcast_mla_meshif_get_ipv6(struct net_device *dev, struct hlist_head *mcast_list, struct batadv_mcast_mla_flags *flags) { @@ -491,7 +490,7 @@ batadv_mcast_mla_softif_get_ipv6(struct net_device *dev, } #else static inline int -batadv_mcast_mla_softif_get_ipv6(struct net_device *dev, +batadv_mcast_mla_meshif_get_ipv6(struct net_device *dev, struct hlist_head *mcast_list, struct batadv_mcast_mla_flags *flags) { @@ -500,13 +499,13 @@ batadv_mcast_mla_softif_get_ipv6(struct net_device *dev, #endif /** - * batadv_mcast_mla_softif_get() - get softif multicast listeners + * batadv_mcast_mla_meshif_get() - get meshif multicast listeners * @dev: the device to collect multicast addresses from * @mcast_list: a list to put found addresses into * @flags: flags indicating the new multicast state * * Collects multicast addresses of multicast listeners residing - * on this kernel on the given soft interface, dev, in + * on this kernel on the given mesh interface, dev, in * the given mcast_list. In general, multicast listeners provided by * your multicast receiving applications run directly on this node. * @@ -519,7 +518,7 @@ batadv_mcast_mla_softif_get_ipv6(struct net_device *dev, * items added to the mcast_list otherwise. */ static int -batadv_mcast_mla_softif_get(struct net_device *dev, +batadv_mcast_mla_meshif_get(struct net_device *dev, struct hlist_head *mcast_list, struct batadv_mcast_mla_flags *flags) { @@ -529,11 +528,11 @@ batadv_mcast_mla_softif_get(struct net_device *dev, if (bridge) dev = bridge; - ret4 = batadv_mcast_mla_softif_get_ipv4(dev, mcast_list, flags); + ret4 = batadv_mcast_mla_meshif_get_ipv4(dev, mcast_list, flags); if (ret4 < 0) goto out; - ret6 = batadv_mcast_mla_softif_get_ipv6(dev, mcast_list, flags); + ret6 = batadv_mcast_mla_meshif_get_ipv6(dev, mcast_list, flags); if (ret6 < 0) { ret4 = 0; goto out; @@ -577,7 +576,7 @@ static void batadv_mcast_mla_br_addr_cpy(char *dst, const struct br_ip *src) * * Collects multicast addresses of multicast listeners residing * on foreign, non-mesh devices which we gave access to our mesh via - * a bridge on top of the given soft interface, dev, in the given + * a bridge on top of the given mesh interface, dev, in the given * mcast_list. * * Return: -ENOMEM on memory allocation error or the number of @@ -673,7 +672,7 @@ static void batadv_mcast_mla_list_free(struct hlist_head *mcast_list) /** * batadv_mcast_mla_tt_retract() - clean up multicast listener announcements - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @mcast_list: a list of addresses which should _not_ be removed * * Retracts the announcement of any multicast listener from the @@ -705,7 +704,7 @@ static void batadv_mcast_mla_tt_retract(struct batadv_priv *bat_priv, /** * batadv_mcast_mla_tt_add() - add multicast listener announcements - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @mcast_list: a list of addresses which are going to get added * * Adds multicast listener announcements from the given mcast_list to the @@ -725,7 +724,7 @@ static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv, &bat_priv->mcast.mla_list)) continue; - if (!batadv_tt_local_add(bat_priv->soft_iface, + if (!batadv_tt_local_add(bat_priv->mesh_iface, mcast_entry->addr, BATADV_NO_FLAGS, BATADV_NULL_IFINDEX, BATADV_NO_MARK)) continue; @@ -738,7 +737,7 @@ static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv, /** * batadv_mcast_querier_log() - debug output regarding the querier status on * link - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @str_proto: a string for the querier protocol (e.g. "IGMP" or "MLD") * @old_state: the previous querier state on our link * @new_state: the new querier state on our link @@ -755,7 +754,7 @@ static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv, * potentially shadowing listeners from us then. * * This is only interesting for nodes with a bridge on top of their - * soft interface. + * mesh interface. */ static void batadv_mcast_querier_log(struct batadv_priv *bat_priv, char *str_proto, @@ -763,14 +762,14 @@ batadv_mcast_querier_log(struct batadv_priv *bat_priv, char *str_proto, struct batadv_mcast_querier_state *new_state) { if (!old_state->exists && new_state->exists) - batadv_info(bat_priv->soft_iface, "%s Querier appeared\n", + batadv_info(bat_priv->mesh_iface, "%s Querier appeared\n", str_proto); else if (old_state->exists && !new_state->exists) - batadv_info(bat_priv->soft_iface, + batadv_info(bat_priv->mesh_iface, "%s Querier disappeared - multicast optimizations disabled\n", str_proto); else if (!bat_priv->mcast.mla_flags.bridged && !new_state->exists) - batadv_info(bat_priv->soft_iface, + batadv_info(bat_priv->mesh_iface, "No %s Querier present - multicast optimizations disabled\n", str_proto); @@ -790,7 +789,7 @@ batadv_mcast_querier_log(struct batadv_priv *bat_priv, char *str_proto, /** * batadv_mcast_bridge_log() - debug output for topology changes in bridged * setups - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @new_flags: flags indicating the new multicast state * * If no bridges are ever used on this node, then this function does nothing. @@ -799,7 +798,7 @@ batadv_mcast_querier_log(struct batadv_priv *bat_priv, char *str_proto, * which might be relevant to our multicast optimizations. * * More precisely, it outputs information when a bridge interface is added or - * removed from a soft interface. And when a bridge is present, it further + * removed from a mesh interface. And when a bridge is present, it further * outputs information about the querier state which is relevant for the * multicast flags this node is going to set. */ @@ -828,7 +827,7 @@ batadv_mcast_bridge_log(struct batadv_priv *bat_priv, /** * batadv_mcast_flags_log() - output debug information about mcast flag changes - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @flags: TVLV flags indicating the new multicast state * * Whenever the multicast TVLV flags this node announces change, this function @@ -861,7 +860,7 @@ static void batadv_mcast_flags_log(struct batadv_priv *bat_priv, u8 flags) /** * batadv_mcast_mla_flags_update() - update multicast flags - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @flags: flags indicating the new multicast state * * Updates the own multicast tvlv with our current multicast related settings, @@ -890,7 +889,7 @@ batadv_mcast_mla_flags_update(struct batadv_priv *bat_priv, /** * __batadv_mcast_mla_update() - update the own MLAs - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * * Updates the own multicast listener announcements in the translation * table as well as the own, announced multicast tvlv container. @@ -902,18 +901,18 @@ batadv_mcast_mla_flags_update(struct batadv_priv *bat_priv, */ static void __batadv_mcast_mla_update(struct batadv_priv *bat_priv) { - struct net_device *soft_iface = bat_priv->soft_iface; + struct net_device *mesh_iface = bat_priv->mesh_iface; struct hlist_head mcast_list = HLIST_HEAD_INIT; struct batadv_mcast_mla_flags flags; int ret; flags = batadv_mcast_mla_flags_get(bat_priv); - ret = batadv_mcast_mla_softif_get(soft_iface, &mcast_list, &flags); + ret = batadv_mcast_mla_meshif_get(mesh_iface, &mcast_list, &flags); if (ret < 0) goto out; - ret = batadv_mcast_mla_bridge_get(soft_iface, &mcast_list, &flags); + ret = batadv_mcast_mla_bridge_get(mesh_iface, &mcast_list, &flags); if (ret < 0) goto out; @@ -978,7 +977,7 @@ static bool batadv_mcast_is_report_ipv4(struct sk_buff *skb) /** * batadv_mcast_forw_mode_check_ipv4() - check for optimized forwarding * potential - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the IPv4 packet to check * @is_unsnoopable: stores whether the destination is snoopable * @is_routable: stores whether the destination is routable @@ -1043,7 +1042,7 @@ static bool batadv_mcast_is_report_ipv6(struct sk_buff *skb) /** * batadv_mcast_forw_mode_check_ipv6() - check for optimized forwarding * potential - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the IPv6 packet to check * @is_unsnoopable: stores whether the destination is snoopable * @is_routable: stores whether the destination is routable @@ -1085,7 +1084,7 @@ static int batadv_mcast_forw_mode_check_ipv6(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_mode_check() - check for optimized forwarding potential - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast frame to check * @is_unsnoopable: stores whether the destination is snoopable * @is_routable: stores whether the destination is routable @@ -1125,7 +1124,7 @@ static int batadv_mcast_forw_mode_check(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_all_ip_count() - count nodes with unspecific mcast * interest - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @ethhdr: ethernet header of a packet * * Return: the number of nodes which want all IPv4 multicast traffic if the @@ -1148,7 +1147,7 @@ static int batadv_mcast_forw_want_all_ip_count(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_rtr_count() - count nodes with a multicast router - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @protocol: the ethernet protocol type to count multicast routers for * * Return: the number of nodes which want all routable IPv4 multicast traffic @@ -1171,7 +1170,7 @@ static int batadv_mcast_forw_rtr_count(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_mode_by_count() - get forwarding mode by count - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to check * @vid: the vlan identifier * @is_routable: stores whether the destination is routable @@ -1215,7 +1214,7 @@ batadv_mcast_forw_mode_by_count(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_mode() - check on how to forward a multicast packet - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to check * @vid: the vlan identifier * @is_routable: stores whether the destination is routable @@ -1260,7 +1259,7 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, /** * batadv_mcast_forw_send_orig() - send a multicast packet to an originator - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to send * @vid: the vlan identifier * @orig_node: the originator to send the packet to @@ -1289,7 +1288,7 @@ static int batadv_mcast_forw_send_orig(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_tt() - forwards a packet to multicast listeners - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @@ -1337,7 +1336,7 @@ out: /** * batadv_mcast_forw_want_all_ipv4() - forward to nodes with want-all-ipv4 - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @@ -1374,7 +1373,7 @@ batadv_mcast_forw_want_all_ipv4(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_all_ipv6() - forward to nodes with want-all-ipv6 - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: The multicast packet to transmit * @vid: the vlan identifier * @@ -1411,7 +1410,7 @@ batadv_mcast_forw_want_all_ipv6(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_all() - forward packet to nodes in a want-all list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @@ -1440,7 +1439,7 @@ batadv_mcast_forw_want_all(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_all_rtr4() - forward to nodes with want-all-rtr4 - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @@ -1477,7 +1476,7 @@ batadv_mcast_forw_want_all_rtr4(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_all_rtr6() - forward to nodes with want-all-rtr6 - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: The multicast packet to transmit * @vid: the vlan identifier * @@ -1514,7 +1513,7 @@ batadv_mcast_forw_want_all_rtr6(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_want_rtr() - forward packet to nodes in a want-all-rtr list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @@ -1543,7 +1542,7 @@ batadv_mcast_forw_want_rtr(struct batadv_priv *bat_priv, /** * batadv_mcast_forw_send() - send packet to any detected multicast recipient - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @skb: the multicast packet to transmit * @vid: the vlan identifier * @is_routable: stores whether the destination is routable @@ -1591,7 +1590,7 @@ skip_mc_router: /** * batadv_mcast_want_unsnoop_update() - update unsnoop counter and list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1637,7 +1636,7 @@ static void batadv_mcast_want_unsnoop_update(struct batadv_priv *bat_priv, /** * batadv_mcast_want_ipv4_update() - update want-all-ipv4 counter and list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1682,7 +1681,7 @@ static void batadv_mcast_want_ipv4_update(struct batadv_priv *bat_priv, /** * batadv_mcast_want_ipv6_update() - update want-all-ipv6 counter and list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1727,7 +1726,7 @@ static void batadv_mcast_want_ipv6_update(struct batadv_priv *bat_priv, /** * batadv_mcast_want_rtr4_update() - update want-all-rtr4 counter and list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1772,7 +1771,7 @@ static void batadv_mcast_want_rtr4_update(struct batadv_priv *bat_priv, /** * batadv_mcast_want_rtr6_update() - update want-all-rtr6 counter and list - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1817,7 +1816,7 @@ static void batadv_mcast_want_rtr6_update(struct batadv_priv *bat_priv, /** * batadv_mcast_have_mc_ptype_update() - update multicast packet type counter - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node which multicast state might have changed of * @mcast_flags: flags indicating the new multicast state * @@ -1873,7 +1872,7 @@ batadv_mcast_tvlv_flags_get(bool enabled, void *tvlv_value, u16 tvlv_value_len) /** * batadv_mcast_tvlv_ogm_handler() - process incoming multicast tvlv container - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @orig: the orig_node of the ogm * @flags: flags indicating the tvlv state (see batadv_tvlv_handler_flags) * @tvlv_value: tvlv buffer containing the multicast data @@ -1916,7 +1915,7 @@ static void batadv_mcast_tvlv_ogm_handler(struct batadv_priv *bat_priv, /** * batadv_mcast_init() - initialize the multicast optimizations structures - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information */ void batadv_mcast_init(struct batadv_priv *bat_priv) { @@ -1935,7 +1934,7 @@ void batadv_mcast_init(struct batadv_priv *bat_priv) /** * batadv_mcast_mesh_info_put() - put multicast info into a netlink message * @msg: buffer for the message - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * * Return: 0 or error code. */ @@ -2061,7 +2060,7 @@ skip: * @msg: buffer for the message * @portid: netlink port * @cb: Control block containing additional options - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information * @bucket: current bucket to dump * @idx: index in current bucket to the next entry to dump * @@ -2104,23 +2103,15 @@ batadv_mcast_netlink_get_primary(struct netlink_callback *cb, struct batadv_hard_iface **primary_if) { struct batadv_hard_iface *hard_iface = NULL; - struct net *net = sock_net(cb->skb->sk); - struct net_device *soft_iface; + struct net_device *mesh_iface; struct batadv_priv *bat_priv; - int ifindex; int ret = 0; - ifindex = batadv_netlink_get_ifindex(cb->nlh, BATADV_ATTR_MESH_IFINDEX); - if (!ifindex) - return -EINVAL; - - soft_iface = dev_get_by_index(net, ifindex); - if (!soft_iface || !batadv_softif_is_valid(soft_iface)) { - ret = -ENODEV; - goto out; - } + mesh_iface = batadv_netlink_get_meshif(cb); + if (IS_ERR(mesh_iface)) + return PTR_ERR(mesh_iface); - bat_priv = netdev_priv(soft_iface); + bat_priv = netdev_priv(mesh_iface); hard_iface = batadv_primary_if_get_selected(bat_priv); if (!hard_iface || hard_iface->if_status != BATADV_IF_ACTIVE) { @@ -2129,7 +2120,7 @@ batadv_mcast_netlink_get_primary(struct netlink_callback *cb, } out: - dev_put(soft_iface); + dev_put(mesh_iface); if (!ret && primary_if) *primary_if = hard_iface; @@ -2159,7 +2150,7 @@ int batadv_mcast_flags_dump(struct sk_buff *msg, struct netlink_callback *cb) if (ret) return ret; - bat_priv = netdev_priv(primary_if->soft_iface); + bat_priv = netdev_priv(primary_if->mesh_iface); ret = __batadv_mcast_flags_dump(msg, portid, cb, bat_priv, bucket, idx); batadv_hardif_put(primary_if); @@ -2168,7 +2159,7 @@ int batadv_mcast_flags_dump(struct sk_buff *msg, struct netlink_callback *cb) /** * batadv_mcast_free() - free the multicast optimizations structures - * @bat_priv: the bat priv with all the soft interface information + * @bat_priv: the bat priv with all the mesh interface information */ void batadv_mcast_free(struct batadv_priv *bat_priv) { |