Fix potential NULL dereference, in the case when "man", the resource manager might be NULL, when/if we print debug information.
Cc: Alex Deucher <[email protected]> Cc: Christian König <[email protected]> Cc: AMD Graphics <[email protected]> Cc: Dan Carpenter <[email protected]> Cc: kernel test robot <[email protected]> Fixes: 7554886daa31ea ("drm/amdgpu: Fix size validation for non-exclusive domains (v4)") Signed-off-by: Luben Tuikov <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index af716afad9a59a..d1c90015651ba5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -470,8 +470,9 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev, return true; fail: - DRM_DEBUG("BO size %lu > total memory in domain: %llu\n", size, - man->size); + if (man) + DRM_DEBUG("BO size %lu > total memory in domain: %llu\n", size, + man->size); return false; } base-commit: b45d1c2754f5080acf2096ffcb17bcfeee7f5c2f -- 2.39.0
