From: Boris Brezillon <boris.brezillon@bootlin.com>
Date: Mon, 9 Jul 2018 20:09:32 +0000 (+0200)
Subject: mtd: rawnand: sunxi: Make sure ret is initialized in sunxi_nfc_read_byte()
X-Git-Tag: v4.19~441^2~2^2~83
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=06c8b5dc938117866460ee95b79318847dbde209;p=platform%2Fkernel%2Flinux-rpi.git

mtd: rawnand: sunxi: Make sure ret is initialized in sunxi_nfc_read_byte()

Fixes the following smatch warning:

drivers/mtd/nand/raw/sunxi_nand.c:551 sunxi_nfc_read_byte() error: uninitialized symbol 'ret'.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---

diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index 99043c3..4b11cd4 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -544,7 +544,7 @@ static void sunxi_nfc_write_buf(struct mtd_info *mtd, const uint8_t *buf,
 
 static uint8_t sunxi_nfc_read_byte(struct mtd_info *mtd)
 {
-	uint8_t ret;
+	uint8_t ret = 0;
 
 	sunxi_nfc_read_buf(mtd, &ret, 1);