[PATCH 10/10] drm/zte: 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@xxxxxxxxx>
Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
---
 drivers/gpu/drm/zte/zx_plane.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/zte/zx_plane.c b/drivers/gpu/drm/zte/zx_plane.c
index 086c50fac689..c8f7b21fa09e 100644
--- a/drivers/gpu/drm/zte/zx_plane.c
+++ b/drivers/gpu/drm/zte/zx_plane.c
@@ -54,7 +54,7 @@ static int zx_vl_plane_atomic_check(struct drm_plane *plane,
 	int min_scale = FRAC_16_16(1, 8);
 	int max_scale = FRAC_16_16(8, 1);
 
-	if (!crtc || !fb)
+	if (!crtc || WARN_ON(!fb))
 		return 0;
 
 	crtc_state = drm_atomic_get_existing_crtc_state(plane_state->state,
@@ -281,7 +281,7 @@ static int zx_gl_plane_atomic_check(struct drm_plane *plane,
 	struct drm_crtc *crtc = plane_state->crtc;
 	struct drm_crtc_state *crtc_state;
 
-	if (!crtc || !fb)
+	if (!crtc || WARN_ON(!fb))
 		return 0;
 
 	crtc_state = drm_atomic_get_existing_crtc_state(plane_state->state,
-- 
2.24.0

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