[PATCH v2] drm/atmel_hlcdc: Fix uninitialized variable

[Advait Dhamorikar]

atmel_hlcdc_plane_update_buffers: may use an uninitialized
sr variable when the if condition remains unsatisfied.
The variable may contain an arbitrary value left from earlier computations.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Reported-by: Dan Carpenter <error27@xxxxxxxxx>
Closes: https://lore.kernel.org/r/202409240320.MZPgi3Up-lkp@xxxxxxxxx/
Signed-off-by: Advait Dhamorikar <advaitdhamorikar@xxxxxxxxx>
---
v1->v2: add reported by and closes labels

 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index 4a7ba0918eca..4150c4d0b4f2 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -559,7 +559,7 @@ static void atmel_hlcdc_plane_update_buffers(struct atmel_hlcdc_plane *plane,
 	const struct atmel_hlcdc_layer_desc *desc = plane->layer.desc;
 	struct atmel_hlcdc_dc *dc = plane->base.dev->dev_private;
 	struct drm_framebuffer *fb = state->base.fb;
-	u32 sr;
+	u32 sr = 0;
 	int i;
 
 	if (!dc->desc->is_xlcdc)
-- 
2.34.1