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-rw-r--r--net/8021q/vlan_core.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 07eeb5b99dc..3438c01bbac 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -105,9 +105,12 @@ vlan_gro_common(struct napi_struct *napi, struct vlan_group *grp,
goto drop;
for (p = napi->gro_list; p; p = p->next) {
- NAPI_GRO_CB(p)->same_flow =
- p->dev == skb->dev && !compare_ether_header(
- skb_mac_header(p), skb_gro_mac_header(skb));
+ unsigned long diffs;
+
+ diffs = (unsigned long)p->dev ^ (unsigned long)skb->dev;
+ diffs |= compare_ether_header(skb_mac_header(p),
+ skb_gro_mac_header(skb));
+ NAPI_GRO_CB(p)->same_flow = !diffs;
NAPI_GRO_CB(p)->flush = 0;
}