Commit 6f4969ef authored by Shirish S's avatar Shirish S Committed by Alex Deucher

drm/amd/display: fix dereferencing possible ERR_PTR()

This patch fixes static checker warning caused by
"36cc549d: "drm/amd/display: disable CRTCs with
NULL FB on their primary plane (V2)"
Reported-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarShirish S <shirish.s@amd.com>
Reviewed-by: default avatarHarry Wentland <harry.wentland@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5e9a4f08
......@@ -4854,6 +4854,9 @@ static int dm_atomic_check_plane_state_fb(struct drm_atomic_state *state,
return -EDEADLK;
crtc_state = drm_atomic_get_crtc_state(plane_state->state, crtc);
if (IS_ERR(crtc_state))
return PTR_ERR(crtc_state);
if (crtc->primary == plane && crtc_state->active) {
if (!plane_state->fb)
return -EINVAL;
......
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