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disp: msm: sde: Add null pointer check for plane state

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Add null check for plane state pointer before
dereferencing it.

Change-Id: Ic66efd11a70162ffe65c2137a5f19688314c45a5
Signed-off-by: Prashant Singh <prasin@codeaurora.org>
This commit is contained in:
Prashant Singh 2019-06-13 19:47:24 +05:30
commit f434c0c38c
1 changed files with 4 additions and 0 deletions
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4
msm/sde/sde_plane.c
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@ -3049,6 +3049,10 @@ static void _sde_plane_update_properties(struct drm_plane *plane,
state = plane->state;
pstate = to_sde_plane_state(state);
if (!pstate) {
SDE_ERROR("invalid plane state for plane%d\n", DRMID(plane));
return;
}
msm_fmt = msm_framebuffer_format(fb);
if (!msm_fmt) {