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Subject[PATCH] make net_gso_ok return false when gso_type is zero(invalid)
Date
Signed-off-by: Wenhua Shi <march511@gmail.com>
---
include/linux/netdevice.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index cf44503e..1f26cbcf 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -4187,7 +4187,7 @@ static inline bool net_gso_ok(netdev_features_t features, int gso_type)
BUILD_BUG_ON(SKB_GSO_ESP != (NETIF_F_GSO_ESP >> NETIF_F_GSO_SHIFT));
BUILD_BUG_ON(SKB_GSO_UDP != (NETIF_F_GSO_UDP >> NETIF_F_GSO_SHIFT));

- return (features & feature) == feature;
+ return feature && (features & feature) == feature;
}

static inline bool skb_gso_ok(struct sk_buff *skb, netdev_features_t features)
--
2.11.0
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