2 files changed, 7 insertions, 2 deletions

diff --git a/include/linux/if.h b/include/linux/if.h
index 3bc63e6a02f7..03489ca92ded 100644
--- a/include/linux/if.h
+++ b/include/linux/if.h
@@ -76,6 +76,8 @@
 #define IFF_BRIDGE_PORT 0x4000          /* device used as bridge port */
 #define IFF_OVS_DATAPATH        0x8000  /* device used as Open vSwitch
                                          * datapath port */
+#define IFF_TX_SKB_SHARING      0x10000 /* The interface supports sharing
+                                         * skbs on transmit */
 
 #define IF_GET_IFACE    0x0001          /* for querying only */
 #define IF_GET_PROTO    0x0002
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 2ed0b6cf11c5..ddee79bb8f15 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1132,7 +1132,7 @@ struct net_device {
         spinlock_t              addr_list_lock;
         struct netdev_hw_addr_list      uc;     /* Unicast mac addresses */
         struct netdev_hw_addr_list      mc;     /* Multicast mac addresses */
-        int                     uc_promisc;
+        bool                    uc_promisc;
         unsigned int            promiscuity;
         unsigned int            allmulti;
 
@@ -1679,9 +1679,12 @@ static inline int skb_gro_header_hard(struct sk_buff *skb, unsigned int hlen)
 static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen,
                                         unsigned int offset)
 {
+        if (!pskb_may_pull(skb, hlen))
+                return NULL;
+
         NAPI_GRO_CB(skb)->frag0 = NULL;
         NAPI_GRO_CB(skb)->frag0_len = 0;
-        return pskb_may_pull(skb, hlen) ? skb->data + offset : NULL;
+        return skb->data + offset;
 }
 
 static inline void *skb_gro_mac_header(struct sk_buff *skb)