linux-kernel - [PATCH] rds: Fix min() warning in rds_message_inc_copy_to

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Date:	Mon, 15 Dec 2014 13:21:42 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Al Viro <viro@...iv.linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH] rds: Fix min() warning in rds_message_inc_copy_to_user()

net/rds/message.c: In function ‘rds_message_inc_copy_to_user’:
net/rds/message.c:328: warning: comparison of distinct pointer types lacks a cast

Use min_t(unsigned long, ...) like is done in
rds_message_copy_from_user().

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 net/rds/message.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/rds/message.c b/net/rds/message.c
index ff22022181875303..5a21e6f5986f1b82 100644
--- a/net/rds/message.c
+++ b/net/rds/message.c
@@ -325,7 +325,8 @@ int rds_message_inc_copy_to_user(struct rds_incoming *inc, struct iov_iter *to)
 	copied = 0;
 
 	while (iov_iter_count(to) && copied < len) {
-		to_copy = min(iov_iter_count(to), sg->length - vec_off);
+		to_copy = min_t(unsigned long, iov_iter_count(to),
+				sg->length - vec_off);
 		to_copy = min_t(unsigned long, to_copy, len - copied);
 
 		rds_stats_add(s_copy_to_user, to_copy);
-- 
1.9.1

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