[PATCH] mtd: nand: gpmi: replace _manual_ swap with swap macro

[Gustavo A. R. Silva]

Make use of the swap macro and remove unnecessary variables swap.
This makes the code easier to read and maintain.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsi...@embeddedor.com>
---
 drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c 
b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index 50f8d4a..9e365d4 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -1487,12 +1487,8 @@ static int gpmi_ecc_read_page_raw(struct mtd_info *mtd,
         * See the layout description for a detailed explanation on why this
         * is needed.
         */
-       if (this->swap_block_mark) {
-               u8 swap = tmp_buf[0];
-
-               tmp_buf[0] = tmp_buf[mtd->writesize];
-               tmp_buf[mtd->writesize] = swap;
-       }
+       if (this->swap_block_mark)
+               swap(tmp_buf[0], tmp_buf[mtd->writesize]);
 
        /*
         * Copy the metadata section into the oob buffer (this section is
@@ -1615,12 +1611,8 @@ static int gpmi_ecc_write_page_raw(struct mtd_info *mtd,
         * See the layout description for a detailed explanation on why this
         * is needed.
         */
-       if (this->swap_block_mark) {
-               u8 swap = tmp_buf[0];
-
-               tmp_buf[0] = tmp_buf[mtd->writesize];
-               tmp_buf[mtd->writesize] = swap;
-       }
+       if (this->swap_block_mark)
+               swap(tmp_buf[0], tmp_buf[mtd->writesize]);
 
        chip->write_buf(mtd, tmp_buf, mtd->writesize + mtd->oobsize);
 
-- 
2.7.4