Re: [PATCH] drm/msm/gem: Add check for kmalloc

From: Dmitry Baryshkov
Date: Tue Jan 17 2023 - 20:13:02 EST


On 12/12/2022 11:11, Jiasheng Jiang wrote:
Add the check for the return value of kmalloc in order to avoid
NULL pointer dereference in copy_from_user.

Fixes: 20224d715a88 ("drm/msm/submit: Move copy_from_user ahead of locking bos")
Signed-off-by: Jiasheng Jiang <jiasheng@xxxxxxxxxxx>
---
drivers/gpu/drm/msm/msm_gem_submit.c | 4 ++++
1 file changed, 4 insertions(+)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

--
With best wishes
Dmitry