summaryrefslogtreecommitdiffstats
path: root/net/ipv4/ip_gre.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2010-04-16 15:20:06 +0200
committerTakashi Iwai <tiwai@suse.de>2010-04-16 15:20:06 +0200
commitcf0dbba515415bb19b11f9323d5f7bebd7f24fd6 (patch)
tree375bbc1ade1a92acd6493d224dd701fd7f209014 /net/ipv4/ip_gre.c
parent1cff399ecd9125d8e6a634a1957be1aeb3195a12 (diff)
parent0340c7dccd80d8706c636e030a6ebbddbddca690 (diff)
downloadop-kernel-dev-cf0dbba515415bb19b11f9323d5f7bebd7f24fd6.zip
op-kernel-dev-cf0dbba515415bb19b11f9323d5f7bebd7f24fd6.tar.gz
Merge remote branch 'alsa/devel' into topic/misc
Diffstat (limited to 'net/ipv4/ip_gre.c')
-rw-r--r--net/ipv4/ip_gre.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index f47c9f7..fe381d1 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
+#include <linux/slab.h>
#include <asm/uaccess.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
@@ -810,11 +811,13 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
tunnel->err_count = 0;
}
- max_headroom = LL_RESERVED_SPACE(tdev) + gre_hlen;
+ max_headroom = LL_RESERVED_SPACE(tdev) + gre_hlen + rt->u.dst.header_len;
if (skb_headroom(skb) < max_headroom || skb_shared(skb)||
(skb_cloned(skb) && !skb_clone_writable(skb, 0))) {
struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom);
+ if (max_headroom > dev->needed_headroom)
+ dev->needed_headroom = max_headroom;
if (!new_skb) {
ip_rt_put(rt);
txq->tx_dropped++;
OpenPOWER on IntegriCloud