diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 4219801..8420f3a 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -354,6 +354,8 @@
 	FILINFO finfo;
 	int ret;
 
+	memset(&finfo, 0, sizeof(FILINFO));
+
 	ret = f_stat(&priv->fat, filename, &finfo);
 	if (ret)
 		return ret;