[PATCH 4/7] imx-bbu-nand-fcb: don't drop error return code

[Lucas Stach]

bit_to_flip might be negative if any uncorrectable bitflips
occured. Use int instead of unsigned type in order to properly
propagate the error.

Signed-off-by: Lucas Stach <dev at lynxeye.de>
---
 common/imx-bbu-nand-fcb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/common/imx-bbu-nand-fcb.c b/common/imx-bbu-nand-fcb.c
index 72b7b0e..ce00ed4 100644
--- a/common/imx-bbu-nand-fcb.c
+++ b/common/imx-bbu-nand-fcb.c
@@ -259,8 +259,8 @@ static ssize_t raw_write_page(struct mtd_info *mtd, void *buf, loff_t offset)
 static int read_fcb(struct mtd_info *mtd, int num, struct fcb_block **retfcb)
 {
 	int i;
-	int bitflips = 0;
-	u8 parity, np, syndrome, bit_to_flip;
+	int bitflips = 0, bit_to_flip;
+	u8 parity, np, syndrome;
 	u8 *fcb, *ecc;
 	int ret;
 	void *rawpage;
-- 
2.7.4