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authoralex.bluesman.smirnov@gmail.com <alex.bluesman.smirnov@gmail.com>2012-07-10 21:22:45 +0000
committerDavid S. Miller <davem@davemloft.net>2012-07-12 07:54:45 -0700
commit79ff1db6d9661974186d51c1ef14d1cab521df49 (patch)
tree0df7e86ce570122dd302b1fe2a26cd59afd23621 /net/ieee802154
parente885a47a474fe53ed7d952af4b6e9a5cf86d9a07 (diff)
downloadlinux-79ff1db6d9661974186d51c1ef14d1cab521df49.tar.gz
6lowpan: get extra headroom in allocated frame
Use netdev_alloc_skb_ip_align() instead of alloc_skb() to get some extra headroom in case we need to forward this frame in a tunnel or something else. Signed-off-by: Alexander Smirnov <alex.bluesman.smirnov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/6lowpan.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index b872515f213..ae3f4eb0206 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -661,8 +661,8 @@ lowpan_alloc_new_frame(struct sk_buff *skb, u8 iphc0, u8 len, u8 tag)
frame->tag = tag;
/* allocate buffer for frame assembling */
- frame->skb = alloc_skb(frame->length +
- sizeof(struct ipv6hdr), GFP_ATOMIC);
+ frame->skb = netdev_alloc_skb_ip_align(skb->dev, frame->length +
+ sizeof(struct ipv6hdr));
if (!frame->skb)
goto skb_err;