diff --git a/linux_mtd.c b/linux_mtd.c
index 316c8ed..998f37a 100644
--- a/linux_mtd.c
+++ b/linux_mtd.c
@@ -311,8 +311,7 @@
 	if (snprintf(sysfs_path, sizeof(sysfs_path), "%s/mtd%d/", LINUX_MTD_SYSFS_ROOT, dev_num) < 0)
 		goto linux_mtd_setup_exit;
 
-	char buf[4];
-	memset(buf, 0, sizeof(buf));
+	char buf[4] = { 0 };
 	if (read_sysfs_string(sysfs_path, "type", buf, sizeof(buf)))
 		return 1;