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authorArnd Bergmann <arnd@arndb.de>2012-02-28 12:39:56 +0000
committerArnd Bergmann <arnd@arndb.de>2012-02-28 12:40:01 +0000
commit4d8cfec692e988b844dcaeaeb76b5780b7ef9d28 (patch)
tree67d43adab2afd18a74d08f347e3676ae1a64193f /net/core/dev.c
parenta3a3c4664184f86ef964323d106c62158e2b3f25 (diff)
parent1d8c38c3d1b48eeb9cfaa42a8be13a1423569eb2 (diff)
Merge branch 'cleanup-3.4' of git://github.com/hzhuang1/linux into next/cleanup
* 'cleanup-3.4' of git://github.com/hzhuang1/linux: (2 commits) rtc: sa1100: remove verification code of alarm rtc: sa1100: remove periodic code (update to v3.3-rc5)
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 115dee1d985..6ca32f6b310 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3500,14 +3500,20 @@ static inline gro_result_t
__napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
{
struct sk_buff *p;
+ unsigned int maclen = skb->dev->hard_header_len;
for (p = napi->gro_list; p; p = p->next) {
unsigned long diffs;
diffs = (unsigned long)p->dev ^ (unsigned long)skb->dev;
diffs |= p->vlan_tci ^ skb->vlan_tci;
- diffs |= compare_ether_header(skb_mac_header(p),
- skb_gro_mac_header(skb));
+ if (maclen == ETH_HLEN)
+ diffs |= compare_ether_header(skb_mac_header(p),
+ skb_gro_mac_header(skb));
+ else if (!diffs)
+ diffs = memcmp(skb_mac_header(p),
+ skb_gro_mac_header(skb),
+ maclen);
NAPI_GRO_CB(p)->same_flow = !diffs;
NAPI_GRO_CB(p)->flush = 0;
}