[media] mx2_camera: get rid of a warning

drivers/media/platform/soc_camera/mx2_camera.c: In function 'mx27_camera_emma_prp_reset':
drivers/media/platform/soc_camera/mx2_camera.c:812:6: warning: variable 'cntl' set but not used [-Wunused-but-set-variable]
  u32 cntl;
      ^

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c
index b40bc2e5ba47..2d57c1d272b8 100644
--- a/drivers/media/platform/soc_camera/mx2_camera.c
+++ b/drivers/media/platform/soc_camera/mx2_camera.c
@@ -809,10 +809,9 @@ static int mx2_camera_init_videobuf(struct vb2_queue *q,
 
 static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev)
 {
-        u32 cntl;
         int count = 0;
 
-        cntl = readl(pcdev->base_emma + PRP_CNTL);
+        readl(pcdev->base_emma + PRP_CNTL);
         writel(PRP_CNTL_SWRST, pcdev->base_emma + PRP_CNTL);
         while (count++ < 100) {
                 if (!(readl(pcdev->base_emma + PRP_CNTL) & PRP_CNTL_SWRST))