[PATCH] drm/imx: Fix ipu_plane_duplicate_state() OOM handling

[Osama Abdelkader]

If kmalloc fails, with state == NULL &state->base dereference NULL
Signed-off-by: Osama Abdelkader <osama.abdelka...@gmail.com>
---
 drivers/gpu/drm/imx/ipuv3/ipuv3-plane.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/imx/ipuv3/ipuv3-plane.c 
b/drivers/gpu/drm/imx/ipuv3/ipuv3-plane.c
index c7ec09e557c1..67f2da7f2b65 100644
--- a/drivers/gpu/drm/imx/ipuv3/ipuv3-plane.c
+++ b/drivers/gpu/drm/imx/ipuv3/ipuv3-plane.c
@@ -323,9 +323,10 @@ ipu_plane_duplicate_state(struct drm_plane *plane)
                return NULL;
 
        state = kmalloc_obj(*state);
-       if (state)
-               __drm_atomic_helper_plane_duplicate_state(plane, &state->base);
+       if (!state)
+               return NULL;
 
+       __drm_atomic_helper_plane_duplicate_state(plane, &state->base);
        return &state->base;
 }
 
-- 
2.43.0