drm/crtc: fix uninitialized variable use even harder

[ Upstream commit b6802b61a9 ]

DRM_MODESET_LOCK_ALL_BEGIN() has a hidden trap-door (aka retry loop),
which means we can't rely too much on variable initializers.

Fixes: 6e455f5dcd ("drm/crtc: fix uninitialized variable use")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> # sc7180, sdm845
Link: https://patchwork.freedesktop.org/patch/msgid/20240212215534.190682-1-robdclark@gmail.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

This commit is contained in:

Rob Clark

2024-02-12 13:55:34 -08:00

committed by

Greg Kroah-Hartman

parent daceb147b0

commit 455df76f48

1 changed files with 1 additions and 0 deletions

									
										drivers/gpu/drm/drm_crtc.c
									
		+1
		
												View File
												
				@@ -832,6 +832,7 @@ out:

					connector_set = NULL;

					fb = NULL;

					mode = NULL;

					num_connectors = 0;

					DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);