1 files changed, 1 insertions, 1 deletions

diff --git a/lib/test-kstrtox.c b/lib/test-kstrtox.c
index bea3f3fa3f02..4137bca5f8e8 100644
--- a/lib/test-kstrtox.c
+++ b/lib/test-kstrtox.c
@@ -3,7 +3,7 @@
 #include <linux/module.h>
 
 #define for_each_test(i, test)  \
-        for (i = 0; i < sizeof(test) / sizeof(test[0]); i++)
+        for (i = 0; i < ARRAY_SIZE(test); i++)
 
 struct test_fail {
         const char *str;