[PATCH] MTD: LPC32xx SLC NAND driver: Add error handling to write function

From: Roland Stigge
Date: Wed Jun 27 2012 - 08:14:32 EST


This patch adds error handling to the lpc32xx_nand_write_page_syndrome()
function.

Signed-off-by: Roland Stigge <stigge@xxxxxxxxx>

---
drivers/mtd/nand/lpc32xx_slc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c
index 7e2e78d..b27b3b3 100644
--- a/drivers/mtd/nand/lpc32xx_slc.c
+++ b/drivers/mtd/nand/lpc32xx_slc.c
@@ -679,9 +679,12 @@ static int lpc32xx_nand_write_page_syndrome(struct mtd_info *mtd,
{
struct lpc32xx_nand_host *host = chip->priv;
u8 *pb = chip->oob_poi + chip->ecc.layout->eccpos[0];
+ int error;

/* Write data, calculate ECC on outbound data */
- lpc32xx_xfer(mtd, (u8 *)buf, chip->ecc.steps, 0);
+ error = lpc32xx_xfer(mtd, (u8 *)buf, chip->ecc.steps, 0);
+ if (error)
+ return error;

/*
* The calculated ECC needs some manual work done to it before
--
1.7.10.4

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