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| author | Thomas Graf <tgraf@suug.ch> | 2012-06-28 03:57:45 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-06-28 17:56:43 -0700 |
| commit | 58050fce3530939372e6c2f4b4beb76fcb4caa65 (patch) | |
| tree | ee2b85eda9973fed36102dad66f583e43a4a6cab /net/ieee802154/netlink.c | |
| parent | 9f10d3f6f966ef6f6a8d025a4b1d341923d04607 (diff) | |
| download | lwn-58050fce3530939372e6c2f4b4beb76fcb4caa65.tar.gz lwn-58050fce3530939372e6c2f4b4beb76fcb4caa65.zip | |
net: Use NLMSG_DEFAULT_SIZE in combination with nlmsg_new()
Using NLMSG_GOODSIZE results in multiple pages being used as
nlmsg_new() will automatically add the size of the netlink
header to the payload thus exceeding the page limit.
NLMSG_DEFAULT_SIZE takes this into account.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Cc: Jiri Pirko <jpirko@redhat.com>
Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Cc: Sergey Lapin <slapin@ossfans.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Lauro Ramos Venancio <lauro.venancio@openbossa.org>
Cc: Aloisio Almeida Jr <aloisio.almeida@openbossa.org>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Reviewed-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ieee802154/netlink.c')
| -rw-r--r-- | net/ieee802154/netlink.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c index c8097ae2482f..97351e1d07a4 100644 --- a/net/ieee802154/netlink.c +++ b/net/ieee802154/netlink.c @@ -44,7 +44,7 @@ struct genl_family nl802154_family = { struct sk_buff *ieee802154_nl_create(int flags, u8 req) { void *hdr; - struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); + struct sk_buff *msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC); unsigned long f; if (!msg) @@ -80,7 +80,7 @@ struct sk_buff *ieee802154_nl_new_reply(struct genl_info *info, int flags, u8 req) { void *hdr; - struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); + struct sk_buff *msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC); if (!msg) return NULL; |