diff options
author | David S. Miller <davem@davemloft.net> | 2011-01-04 11:57:25 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2011-01-04 11:57:25 -0800 |
commit | dbbe68bb12b34f3e450da7a73c20e6fa1f85d63a (patch) | |
tree | 10f8363cbf5e428c0cb5614959e37b67a7e0cfa2 /net | |
parent | 7b26e5ebd8b27b0126a84ae7f9a42aa8293d6c48 (diff) | |
parent | 9fc3bbb4a752f108cf096d96640f3b548bbbce6c (diff) | |
download | lwn-dbbe68bb12b34f3e450da7a73c20e6fa1f85d63a.tar.gz lwn-dbbe68bb12b34f3e450da7a73c20e6fa1f85d63a.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'net')
-rw-r--r-- | net/bridge/br_multicast.c | 28 | ||||
-rw-r--r-- | net/bridge/br_stp_bpdu.c | 2 | ||||
-rw-r--r-- | net/can/bcm.c | 4 | ||||
-rw-r--r-- | net/ipv4/route.c | 8 |
4 files changed, 28 insertions, 14 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index f03e2e98cd44..f701a21acb34 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1451,7 +1451,7 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br, struct net_bridge_port *port, struct sk_buff *skb) { - struct sk_buff *skb2 = skb; + struct sk_buff *skb2; struct ipv6hdr *ip6h; struct icmp6hdr *icmp6h; u8 nexthdr; @@ -1490,15 +1490,15 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br, if (!skb2) return -ENOMEM; + err = -EINVAL; + if (!pskb_may_pull(skb2, offset + sizeof(struct icmp6hdr))) + goto out; + len -= offset - skb_network_offset(skb2); __skb_pull(skb2, offset); skb_reset_transport_header(skb2); - err = -EINVAL; - if (!pskb_may_pull(skb2, sizeof(*icmp6h))) - goto out; - icmp6h = icmp6_hdr(skb2); switch (icmp6h->icmp6_type) { @@ -1537,7 +1537,12 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br, switch (icmp6h->icmp6_type) { case ICMPV6_MGM_REPORT: { - struct mld_msg *mld = (struct mld_msg *)icmp6h; + struct mld_msg *mld; + if (!pskb_may_pull(skb2, sizeof(*mld))) { + err = -EINVAL; + goto out; + } + mld = (struct mld_msg *)skb_transport_header(skb2); BR_INPUT_SKB_CB(skb2)->mrouters_only = 1; err = br_ip6_multicast_add_group(br, port, &mld->mld_mca); break; @@ -1550,15 +1555,18 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br, break; case ICMPV6_MGM_REDUCTION: { - struct mld_msg *mld = (struct mld_msg *)icmp6h; + struct mld_msg *mld; + if (!pskb_may_pull(skb2, sizeof(*mld))) { + err = -EINVAL; + goto out; + } + mld = (struct mld_msg *)skb_transport_header(skb2); br_ip6_multicast_leave_group(br, port, &mld->mld_mca); } } out: - __skb_push(skb2, offset); - if (skb2 != skb) - kfree_skb(skb2); + kfree_skb(skb2); return err; } #endif diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c index 3d9a55d3822f..289646ec9b7b 100644 --- a/net/bridge/br_stp_bpdu.c +++ b/net/bridge/br_stp_bpdu.c @@ -50,6 +50,8 @@ static void br_send_bpdu(struct net_bridge_port *p, llc_mac_hdr_init(skb, p->dev->dev_addr, p->br->group_addr); + skb_reset_mac_header(skb); + NF_HOOK(NFPROTO_BRIDGE, NF_BR_LOCAL_OUT, skb, NULL, skb->dev, dev_queue_xmit); } diff --git a/net/can/bcm.c b/net/can/bcm.c index 6faa8256e10c..9d5e8accfab1 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -125,7 +125,7 @@ struct bcm_sock { struct list_head tx_ops; unsigned long dropped_usr_msgs; struct proc_dir_entry *bcm_proc_read; - char procname [20]; /* pointer printed in ASCII with \0 */ + char procname [32]; /* inode number in decimal with \0 */ }; static inline struct bcm_sock *bcm_sk(const struct sock *sk) @@ -1521,7 +1521,7 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len, if (proc_dir) { /* unique socket address as filename */ - sprintf(bo->procname, "%p", sock); + sprintf(bo->procname, "%lu", sock_i_ino(sk)); bo->bcm_proc_read = proc_create_data(bo->procname, 0644, proc_dir, &bcm_proc_fops, sk); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index f1defb7d88e8..351dc4e85242 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2626,8 +2626,12 @@ static int ip_route_output_slow(struct net *net, struct rtable **rp, } if (res.type == RTN_LOCAL) { - if (!fl.fl4_src) - fl.fl4_src = fl.fl4_dst; + if (!fl.fl4_src) { + if (res.fi->fib_prefsrc) + fl.fl4_src = res.fi->fib_prefsrc; + else + fl.fl4_src = fl.fl4_dst; + } dev_out = net->loopback_dev; fl.oif = dev_out->ifindex; res.fi = NULL; |