linux-kernel - [PATCH 1/1 linux-next] wl128x: use swap() in fm_rdsparse

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Date:	Wed, 10 Jun 2015 18:32:39 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel@...r.kernel.org
Cc:	Julia Lawall <Julia.Lawall@...6.fr>,
	Fabian Frederick <fabf@...net.be>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	linux-media@...r.kernel.org
Subject: [PATCH 1/1 linux-next] wl128x: use swap() in fm_rdsparse_swapbytes()

Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 drivers/media/radio/wl128x/fmdrv_common.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c
index 704397f..ebc73b0 100644
--- a/drivers/media/radio/wl128x/fmdrv_common.c
+++ b/drivers/media/radio/wl128x/fmdrv_common.c
@@ -689,7 +689,6 @@ static void fm_rx_update_af_cache(struct fmdev *fmdev, u8 af)
 static void fm_rdsparse_swapbytes(struct fmdev *fmdev,
 		struct fm_rdsdata_format *rds_format)
 {
-	u8 byte1;
 	u8 index = 0;
 	u8 *rds_buff;
 
@@ -701,9 +700,7 @@ static void fm_rdsparse_swapbytes(struct fmdev *fmdev,
 	if (fmdev->asci_id != 0x6350) {
 		rds_buff = &rds_format->data.groupdatabuff.buff[0];
 		while (index + 1 < FM_RX_RDS_INFO_FIELD_MAX) {
-			byte1 = rds_buff[index];
-			rds_buff[index] = rds_buff[index + 1];
-			rds_buff[index + 1] = byte1;
+			swap(rds_buff[index], rds_buff[index + 1]);
 			index += 2;
 		}
 	}
-- 
2.4.2

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