Commit a9e26cab authored by Rob Clark's avatar Rob Clark
Browse files

drm/msm: fix potential submit error path issue 



Signed-off-by: default avatarRob Clark <robdclark@gmail.com>
parent ba344afd

drivers/gpu/drm/msm/msm_gem_submit.c

+5 −0
Original line number Original line Diff line number Diff line
@@ -77,6 +77,11 @@ static int submit_lookup_objects(struct msm_gem_submit *submit, 
		void __user *userptr =

		void __user *userptr =

			u64_to_user_ptr(args->bos + (i * sizeof(submit_bo)));

			u64_to_user_ptr(args->bos + (i * sizeof(submit_bo)));





		/* make sure we don't have garbage flags, in case we hit

		 * error path before flags is initialized:

		 */

		submit->bos[i].flags = 0;



		ret = copy_from_user(&submit_bo, userptr, sizeof(submit_bo));

		ret = copy_from_user(&submit_bo, userptr, sizeof(submit_bo));

		if (ret) {

		if (ret) {

			ret = -EFAULT;

			ret = -EFAULT;