[PATCH 2/3] loop: replace simple_strtol() with kstrtoint()

[Tao Cui]

From: Tao Cui <cuitao@xxxxxxxxxx>

simple_strtol() is deprecated and swallows errors.  Use kstrtoint()
in the max_loop setup code; an invalid option keeps the default and
now says so.

Signed-off-by: Tao Cui <cuitao@xxxxxxxxxx>
---
 drivers/block/loop.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 68a9cc7aeb13..8ba146e76a59 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -2341,7 +2341,8 @@ module_exit(loop_exit);
 #ifndef MODULE
 static int __init max_loop_setup(char *str)
 {
-	max_loop = simple_strtol(str, NULL, 0);
+	if (kstrtoint(str, 0, &max_loop))
+		pr_warn("loop: invalid max_loop, keeping default\n");
 #ifdef CONFIG_BLOCK_LEGACY_AUTOLOAD
 	max_loop_specified = true;
 #endif
-- 
2.43.0