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drm/amdgpu: drop WARN_ON in amdgpu_gart_bind/unbind

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NULL pointer check has guarded it already.

calltrace:
amdgpu_ttm_gart_bind+0x49/0xa0 [amdgpu]
amdgpu_ttm_alloc_gart+0x13f/0x180 [amdgpu]
amdgpu_bo_create_reserved+0x139/0x2c0 [amdgpu]
? amdgpu_ttm_debugfs_init+0x120/0x120 [amdgpu]
amdgpu_bo_create_kernel+0x17/0x80 [amdgpu]
amdgpu_ttm_init+0x542/0x5e0 [amdgpu]

Fixes: 1b08dfb889 ("drm/amdgpu: remove gart.ready flag")
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Guchun Chen 2022-01-21 16:43:33 +08:00 committed by Alex Deucher
parent 83a3766b14
commit f9130b81ae
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
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@ -161,7 +161,7 @@ void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
uint64_t flags = 0;
int idx;
if (WARN_ON(!adev->gart.ptr))
if (!adev->gart.ptr)
return;
if (!drm_dev_enter(adev_to_drm(adev), &idx))
@ -241,7 +241,7 @@ void amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
int pages, dma_addr_t *dma_addr,
uint64_t flags)
{
if (WARN_ON(!adev->gart.ptr))
if (!adev->gart.ptr)
return;
amdgpu_gart_map(adev, offset, pages, dma_addr, flags, adev->gart.ptr);