diff mbox

[net-next,v2,4/7] 6lowpan: get extra headroom in allocated frame

Message ID 1341991368-11800-5-git-send-email-alex.bluesman.smirnov@gmail.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

alex.bluesman.smirnov@gmail.com July 11, 2012, 7:22 a.m. UTC 
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>
---
 net/ieee802154/6lowpan.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index b872515..ae3f4eb 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;