[media] omap_vout: use swap() in omapvid_init()

Use kernel.h macro definition.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/platform/omap/omap_vout.c

@@ -445,7 +445,7 @@ static int omapvid_init(struct omap_vout_device *vout, u32 addr)
 	int ret = 0, i;
 	struct v4l2_window *win;
 	struct omap_overlay *ovl;
-	int posx, posy, outw, outh, temp;
+	int posx, posy, outw, outh;
 	struct omap_video_timings *timing;
 	struct omapvideo_info *ovid = &vout->vid_info;
 
@@ -468,9 +468,7 @@ static int omapvid_init(struct omap_vout_device *vout, u32 addr)
 			/* Invert the height and width for 90
 			 * and 270 degree rotation
 			 */
-			temp = outw;
-			outw = outh;
-			outh = temp;
+			swap(outw, outh);
 			posy = (timing->y_res - win->w.width) - win->w.left;
 			posx = win->w.top;
 			break;
@@ -481,9 +479,7 @@ static int omapvid_init(struct omap_vout_device *vout, u32 addr)
 			break;
 
 		case dss_rotation_270_degree:
-			temp = outw;
-			outw = outh;
-			outh = temp;
+			swap(outw, outh);
 			posy = win->w.left;
 			posx = (timing->x_res - win->w.height) - win->w.top;
 			break;