kstrtox: simpler code in _kstrtoull()

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/kstrtox.c b/lib/kstrtox.c
index 05672e819f8c4c9164dd40e3752d23b8b5f63577..a235f3cc471c6d427fd4c2e713a701fa0b1e7e1b 100644 (file)
--- a/lib/kstrtox.c
+++ b/lib/kstrtox.c
@@ -49,12 +49,9 @@ static int _kstrtoull(const char *s, unsigned int base, unsigned long long *res)
                        val = *s - '0';
                else if ('a' <= _tolower(*s) && _tolower(*s) <= 'f')
                        val = _tolower(*s) - 'a' + 10;
-               else if (*s == '\n') {
-                       if (*(s + 1) == '\0')
-                               break;
-                       else
-                               return -EINVAL;
-               } else
+               else if (*s == '\n' && *(s + 1) == '\0')
+                       break;
+               else
                        return -EINVAL;
 
                if (val >= base)