kernel/res_counter.c: replace simple_strtoull by kstrtoull

[[email protected]: don't overwrite kstrtoull()'s errno] Signed-off-by: Fabian Frederick <[email protected]> Cc: Michal Hocko <[email protected]> Cc: Tejun Heo <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
ambv · Jun 4, 2014 · 6c5a53c · 6c5a53c
1 parent cac92ba
commit 6c5a53c
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/kernel/res_counter.c b/kernel/res_counter.c
@@ -186,8 +186,11 @@ int res_counter_memparse_write_strategy(const char *buf,
 
 	/* return RES_COUNTER_MAX(unlimited) if "-1" is specified */
 	if (*buf == '-') {
-		res = simple_strtoull(buf + 1, &end, 10);
-		if (res != 1 || *end != '\0')
+		int rc = kstrtoull(buf + 1, 10, &res);
+
+		if (rc)
+			return rc;
+		if (res != 1)
 			return -EINVAL;
 		*resp = RES_COUNTER_MAX;
 		return 0;