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Commit 68b1ea30 authored by Dan Carpenter's avatar Dan Carpenter Committed by Alex Deucher
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drm/radeon: add a check for allocation failure (v2) 



We can easily return -ENOMEM here if kzalloc() fails.

v2: agd5f: drop the vm mutex

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 4fb0bbd5

drivers/gpu/drm/radeon/radeon_vm.c

+4 −0
Original line number Diff line number Diff line
@@ -483,6 +483,10 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, 
			/* add a clone of the bo_va to clear the old address */

			struct radeon_bo_va *tmp;

			tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL);

			if (!tmp) {

				mutex_unlock(&vm->mutex);

				return -ENOMEM;

			}

			tmp->it.start = bo_va->it.start;

			tmp->it.last = bo_va->it.last;

			tmp->vm = vm;