mtd: IFC 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_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index c085df3d816aaf880bf2c22714a059ddcdaa1f99..9602c1b7e27e8e5a70c66f50a47df04693b4bf1e 100644 (file)
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -706,7 +706,8 @@ static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
        struct fsl_ifc_nand_ctrl *nctrl = ifc_nand_ctrl;
 
        fsl_ifc_read_buf(mtd, buf, mtd->writesize);
-       fsl_ifc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
+       if (oob_required)
+               fsl_ifc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
 
        if (ctrl->nand_stat & IFC_NAND_EVTER_STAT_ECCER)
                dev_err(priv->dev, "NAND Flash ECC Uncorrectable Error\n");