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authorAndy Gospodarek <andy@greyhouse.net>2011-02-02 14:53:25 -0800
committerAndi Kleen <ak@linux.intel.com>2011-04-28 08:20:59 -0700
commite0908c530987e7df4cfb4ef7d94cd2c0e17f6b95 (patch)
tree7b62ccfe112210e22bf3757bb7381c1cd9ea7ed1 /net
parent760a5d738e7fe9bcdf6dd6a573541edb01a95ac2 (diff)
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gro: reset skb_iif on reuse
commit 6d152e23ad1a7a5b40fef1f42e017d66e6115159 upstream. Like Herbert's change from a few days ago: 66c46d741e2e60f0e8b625b80edb0ab820c46d7a gro: Reset dev pointer on reuse this may not be necessary at this point, but we should still clean up the skb->skb_iif. If not we may end up with an invalid valid for skb->skb_iif when the skb is reused and the check is done in __netif_receive_skb. Signed-off-by: Andy Gospodarek <andy@greyhouse.net> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Brandon Philips <bphilips@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index bd6c169e2506..85e3f8dc243c 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3232,6 +3232,7 @@ void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
__skb_pull(skb, skb_headlen(skb));
skb_reserve(skb, NET_IP_ALIGN - skb_headroom(skb));
skb->dev = napi->dev;
+ skb->skb_iif = 0;
napi->skb = skb;
}