From: Brian Norris <computersforpeace@gmail.com>
Date: Wed, 2 May 2012 17:15:00 +0000 (-0700)
Subject: mtd: eLBC NAND: utilize oob_required parameter
X-Git-Tag: v3.5-rc1~8^2~24
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=d112dc7fa65882279434622a40cbe7677a780c46;p=~emulex%2Finfiniband.git

mtd: eLBC NAND: utilize oob_required parameter

Don't read OOB if the caller doesn't require it.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Reviewed-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---

diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c
index 11e34010272..78429380611 100644
--- a/drivers/mtd/nand/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/fsl_elbc_nand.c
@@ -754,7 +754,8 @@ static int fsl_elbc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
 	struct fsl_elbc_fcm_ctrl *elbc_fcm_ctrl = ctrl->nand;
 
 	fsl_elbc_read_buf(mtd, buf, mtd->writesize);
-	fsl_elbc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
+	if (oob_required)
+		fsl_elbc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
 
 	if (fsl_elbc_wait(mtd, chip) & NAND_STATUS_FAIL)
 		mtd->ecc_stats.failed++;