[NET]: Annotate csum_partial() callers in net/*

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index ac69e55..9a527c3 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -151,7 +151,7 @@
 	struct sk_buff	*skb;
 	unsigned int	offset;
 	size_t		count;
-	unsigned int	csum;
+	__wsum		csum;
 } skb_reader_t;
 
 typedef size_t (*skb_read_actor_t)(skb_reader_t *desc, void *to, size_t len);