From: alex.bluesman.smirnov@gmail.com Date: Tue, 10 Jul 2012 21:22:45 +0000 (+0000) Subject: 6lowpan: get extra headroom in allocated frame X-Git-Tag: Ubuntu-5.10.0-12.13~21010^2~203 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=79ff1db6d9661974186d51c1ef14d1cab521df49;p=mirror_ubuntu-hirsute-kernel.git 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 Signed-off-by: David S. Miller --- diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index b872515f2137..ae3f4eb02064 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;