[PATCH v3 06/10] mtd: eLBD NAND: utilize oob_required parameter

[Brian Norris <computersforpeace@gmail.com>]

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

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
 drivers/mtd/nand/fsl_elbc_nand.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c
index 5cddd65..ab22985 100644
--- a/drivers/mtd/nand/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/fsl_elbc_nand.c
@@ -742,7 +742,8 @@ static int fsl_elbc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
 			      uint8_t *buf, int oob_required, int page)
 {
 	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++;
@@ -757,7 +758,8 @@ static void fsl_elbc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
 				const uint8_t *buf, int oob_required)
 {
 	fsl_elbc_write_buf(mtd, buf, mtd->writesize);
-	fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
+	if (oob_required)
+		fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
 }
 
 static int fsl_elbc_chip_init(struct fsl_elbc_mtd *priv)
-- 
1.7.5.4.2.g519b1