[PATCH 1/2] kstrtox: delete end-of-string test

[Alexey Dobriyan]

Standard "while (*s)" test is unnecessary because NUL won't pass
valid-digit test anyway. Save one branch per parsed character.

Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---

 lib/kstrtox.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/lib/kstrtox.c
+++ b/lib/kstrtox.c
@@ -51,7 +51,7 @@ unsigned int _parse_integer(const char *s, unsigned int base, unsigned long long
 
 	res = 0;
 	rv = 0;
-	while (*s) {
+	while (1) {
 		unsigned int val;
 
 		if ('0' <= *s && *s <= '9')