drm/nouveau/ttm: fix crash as a result of a recent ttm change

"drm/ttm: callback move_notify any time bo placement change v4" failed to
avoid a NULL pointer dereference in nouveau caused by move_notify being
expected to handle that case now.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_vm.c b/drivers/gpu/drm/nouveau/nouveau_vm.c
index ef0832b29ad2..2bf6c0350b4b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_vm.c
@@ -78,9 +78,10 @@ nouveau_vm_map(struct nouveau_vma *vma, struct nouveau_mem *node)
 
 void
 nouveau_vm_map_sg(struct nouveau_vma *vma, u64 delta, u64 length,
-                  struct nouveau_mem *mem, dma_addr_t *list)
+                  struct nouveau_mem *mem)
 {
         struct nouveau_vm *vm = vma->vm;
+        dma_addr_t *list = mem->pages;
         int big = vma->node->type != vm->spg_shift;
         u32 offset = vma->node->offset + (delta >> 12);
         u32 bits = vma->node->type - 12;