new helper: msg_data_left()

convert open-coded instances Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2014-12-15 21:39:31 -05:00
parent a2dd3793a1
commit 01e97e6517
8 changed files with 27 additions and 23 deletions
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -56,8 +56,8 @@ static int hash_sendmsg(struct socket *sock, struct msghdr *msg,

 	ctx->more = 0;

-	while (iov_iter_count(&msg->msg_iter)) {
-		int len = iov_iter_count(&msg->msg_iter);
+	while (msg_data_left(msg)) {
+		int len = msg_data_left(msg);

 		if (len > limit)
 			len = limit;