[PATCH 2/3] drm/amdgpu: allow pagelist to be NULL for amdgpu_gart_bind

[Flora.Cui@xxxxxxx (Flora Cui)]

Signed-off-by: Flora Cui <Flora.Cui at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index 0feea34..03b9fd6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -287,7 +287,7 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
 
 	for (i = 0; i < pages; i++, p++) {
 #ifdef CONFIG_AMDGPU_GART_DEBUGFS
-		adev->gart.pages[p] = pagelist[i];
+		adev->gart.pages[p] = pagelist ? pagelist[i] : NULL;
 #endif
 		if (adev->gart.ptr) {
 			page_base = dma_addr[i];
-- 
2.7.4