drm/amd/display: avoid using null object of framebuffer

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[ Upstream commit 3b9a33235c ]

Instead of using state->fb->obj[0] directly, get object from framebuffer
by calling drm_gem_fb_get_obj() and return error code when object is
null to avoid using null object of framebuffer.

Fixes: 5d945cbcd4 ("drm/amd/display: Create a file dedicated to planes")
Signed-off-by: Ma Ke <make24@iscas.ac.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 73dd0ad9e5)
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Ma Ke 2024-08-21 12:27:24 +08:00 • committed by Greg Kroah-Hartman

parent b65116bee7

commit f6f5e39a3f

1 changed files with 7 additions and 2 deletions

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drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c

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