net: remove the check argument from __skb_gro_checksum_convert

The argument is always ignored, so remove it.
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/netdevice.h

@@ -2826,16 +2826,16 @@ static inline bool __skb_gro_checksum_convert_check(struct sk_buff *skb)
 }
 
 static inline void __skb_gro_checksum_convert(struct sk_buff *skb,
-					      __sum16 check, __wsum pseudo)
+					      __wsum pseudo)
 {
 	NAPI_GRO_CB(skb)->csum = ~pseudo;
 	NAPI_GRO_CB(skb)->csum_valid = 1;
 }
 
-#define skb_gro_checksum_try_convert(skb, proto, check, compute_pseudo)	\
+#define skb_gro_checksum_try_convert(skb, proto, compute_pseudo)	\
 do {									\
 	if (__skb_gro_checksum_convert_check(skb))			\
-		__skb_gro_checksum_convert(skb, check,			\
+		__skb_gro_checksum_convert(skb, 			\
 					   compute_pseudo(skb, proto));	\
 } while (0)
 

net/ipv4/gre_offload.c

@@ -174,7 +174,7 @@ static struct sk_buff *gre_gro_receive(struct list_head *head,
 		if (skb_gro_checksum_simple_validate(skb))
 			goto out_unlock;
 
-		skb_gro_checksum_try_convert(skb, IPPROTO_GRE, 0,
+		skb_gro_checksum_try_convert(skb, IPPROTO_GRE,
 					     null_compute_pseudo);
 	}
 

net/ipv4/udp_offload.c

@@ -480,7 +480,7 @@ struct sk_buff *udp4_gro_receive(struct list_head *head, struct sk_buff *skb)
 						 inet_gro_compute_pseudo))
 		goto flush;
 	else if (uh->check)
-		skb_gro_checksum_try_convert(skb, IPPROTO_UDP, uh->check,
+		skb_gro_checksum_try_convert(skb, IPPROTO_UDP,
 					     inet_gro_compute_pseudo);
 skip:
 	NAPI_GRO_CB(skb)->is_ipv6 = 0;

net/ipv6/udp_offload.c

@@ -127,7 +127,7 @@ struct sk_buff *udp6_gro_receive(struct list_head *head, struct sk_buff *skb)
 						 ip6_gro_compute_pseudo))
 		goto flush;
 	else if (uh->check)
-		skb_gro_checksum_try_convert(skb, IPPROTO_UDP, uh->check,
+		skb_gro_checksum_try_convert(skb, IPPROTO_UDP,
 					     ip6_gro_compute_pseudo);
 
 skip: