diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 15a3f62..83b0c82 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -189,7 +189,7 @@
 {
 	struct mtd_file_info *mfi = file->private_data;
 	struct mtd_info *mtd = mfi->mtd;
-	size_t retlen=0;
+	size_t retlen;
 	size_t total_retlen=0;
 	int ret=0;
 	int len;