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drm/virtio: plane_state->fb iff plane_state->crtc

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Checking both is one too much, so wrap a WARN_ON around it to stope
the copypasta.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20191213172612.1514842-8-daniel.vetter@ffwll.ch
Cc: David Airlie <airlied@linux.ie>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Daniel Vetter 2019-12-13 18:26:10 +01:00 committed by Gerd Hoffmann
parent f2f7df4fbf
commit 4ad7056a40
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/virtio/virtgpu_plane.c
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@ -88,7 +88,7 @@ static int virtio_gpu_plane_atomic_check(struct drm_plane *plane,
struct drm_crtc_state *crtc_state;
int ret;
if (!state->fb || !state->crtc)
if (!state->fb || WARN_ON(!state->crtc))
return 0;
crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);