fix return type of skb_checksum_complete()

It returns __sum16, not unsigned int

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 9391e4a..ce25643 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1639,7 +1639,7 @@
  *	if skb->ip_summed is CHECKSUM_UNNECESSARY which indicates that the
  *	hardware has already verified the correctness of the checksum.
  */
-static inline unsigned int skb_checksum_complete(struct sk_buff *skb)
+static inline __sum16 skb_checksum_complete(struct sk_buff *skb)
 {
 	return skb_csum_unnecessary(skb) ?
 	       0 : __skb_checksum_complete(skb);