From: Fabian Frederick <fabf@skynet.be>
Date: Thu, 11 Jun 2015 20:07:59 +0000 (-0700)
Subject: Input: cyttsp4 - use swap() in cyttsp4_get_touch()
X-Git-Tag: firefly_0821_release~176^2~541^2~62^2~5
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cf99289d67688c4f92175da42bd1647695f6fddc;p=firefly-linux-kernel-4.4.55.git

Input: cyttsp4 - use swap() in cyttsp4_get_touch()

Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---

diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
index 568a3d340c8a..5ed31057430c 100644
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -775,7 +775,6 @@ static void cyttsp4_get_touch(struct cyttsp4_mt_data *md,
 	struct device *dev = &md->input->dev;
 	struct cyttsp4_sysinfo *si = md->si;
 	enum cyttsp4_tch_abs abs;
-	int tmp;
 	bool flipped;
 
 	for (abs = CY_TCH_X; abs < CY_TCH_NUM_ABS; abs++) {
@@ -790,9 +789,7 @@ static void cyttsp4_get_touch(struct cyttsp4_mt_data *md,
 	}
 
 	if (md->pdata->flags & CY_FLAG_FLIP) {
-		tmp = touch->abs[CY_TCH_X];
-		touch->abs[CY_TCH_X] = touch->abs[CY_TCH_Y];
-		touch->abs[CY_TCH_Y] = tmp;
+		swap(touch->abs[CY_TCH_X], touch->abs[CY_TCH_Y]);
 		flipped = true;
 	} else
 		flipped = false;