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 <l...@intel.com> Reported-by: Dan Carpenter <erro...@gmail.com> Closes: https://lore.kernel.org/r/202409240320.mzpgi3up-...@intel.com/ Signed-off-by: Advait Dhamorikar <advaitdhamori...@gmail.com> --- 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
