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>

1 files changed, 3 insertions, 6 deletions

diff --git a/lib/kstrtox.c b/lib/kstrtox.c
index 05672e819f8c..a235f3cc471c 100644
--- 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)