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

Message ID 1340799232-23092-1-git-send-email-stigge@antcom.de
State New, archived
Headers show

Commit Message

stigge@antcom.de June 27, 2012, 12:13 p.m. UTC
This patch adds error handling to the lpc32xx_nand_write_page_syndrome()
function.

Signed-off-by: Roland Stigge <stigge@antcom.de>

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

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