Messages in this thread Patch in this message | | | From | Shailendra Verma <> | Subject | [PATCH] Gpu: drm: arm: - Fix possible dereference of NULL | Date | Fri, 11 Nov 2016 14:16:08 +0530 |
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From: "Shailendra Verma" <shailendra.v@samsung.com>
There is possible dereference of NULL pointer if kmalloc fails. So return NULL if kmalloc fails.
Signed-off-by: Shailendra Verma <Shailendra.v@samsung.com> --- drivers/gpu/drm/arm/malidp_planes.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index 82c193e..f769398 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -54,6 +54,9 @@ struct drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) return NULL; state = kmalloc(sizeof(*state), GFP_KERNEL); + if (!state) + return NULL; + if (state) { m_state = to_malidp_plane_state(plane->state); __drm_atomic_helper_plane_duplicate_state(plane, &state->base); -- 1.7.9.5
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