diff --git a/net/compat.c b/net/compat.c
index c823f6f..6e1b03b 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -75,7 +75,7 @@
 
 /* I've named the args so it is easy to tell whose space the pointers are in. */
 int verify_compat_iovec(struct msghdr *kern_msg, struct iovec *kern_iov,
-		   char *kern_address, int mode)
+		   struct sockaddr *kern_address, int mode)
 {
 	int tot_len;