4.18-stable review patch. If anyone has any objections, please let me know.
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From: Ben Skeggs bskeggs@redhat.com
[ Upstream commit 51ed833c881b9d96557c773f6a37018d79e29a46 ]
Fixes oopses in certain failure paths.
Signed-off-by: Ben Skeggs bskeggs@redhat.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c @@ -1423,7 +1423,7 @@ nvkm_vmm_get(struct nvkm_vmm *vmm, u8 pa void nvkm_vmm_part(struct nvkm_vmm *vmm, struct nvkm_memory *inst) { - if (vmm->func->part && inst) { + if (inst && vmm->func->part) { mutex_lock(&vmm->mutex); vmm->func->part(vmm, inst); mutex_unlock(&vmm->mutex);