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authorGrant Likely <grant.likely@secretlab.ca>2011-10-05 10:52:27 -0600
committerGrant Likely <grant.likely@secretlab.ca>2011-10-05 10:52:27 -0600
commit9514a56753a8d379db36bed424588e1842f2bfcc (patch)
treed13cdfcd9473f521c3b108770dba57e81e557a30 /net/core/dev.c
parent4cd7f7a31178ff8a15ad2bc1258b9b2bf2cf51a4 (diff)
parent6add6967a4a57e2156b96e62f28bcbe1901d16c1 (diff)
Merge branch 'for-grant' of git://git.jdl.com/software/linux-3.0 into devicetree/next
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 17d67b579beb..b10ff0a71855 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1515,6 +1515,14 @@ static inline bool is_skb_forwardable(struct net_device *dev,
*/
int dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
{
+ if (skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY) {
+ if (skb_copy_ubufs(skb, GFP_ATOMIC)) {
+ atomic_long_inc(&dev->rx_dropped);
+ kfree_skb(skb);
+ return NET_RX_DROP;
+ }
+ }
+
skb_orphan(skb);
nf_reset(skb);