[PATCH] drm/amdgpu: Fix uninitialized variable use warning

[Lijo Lazar]

Fix uninitialized variable use
warning: variable 'reg_access_ctrl' is uninitialized when used here 
[-Wuninitialized]
     scratch_reg0 = (void __iomem *)adev->rmmio + 4 * 
reg_access_ctrl->scratch_reg0;

Fixes: 51263163eb3f("drm/amdgpu: add helper for rlcg indirect reg
access")

Reported-by: kernel test robot <yujie....@intel.com>
Signed-off-by: Lijo Lazar <lijo.la...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 80c25176c993..c13765218919 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -875,6 +875,7 @@ static u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device 
*adev, u32 offset, u32 v
                return 0;
        }
 
+       reg_access_ctrl = &adev->gfx.rlc.reg_access_ctrl;
        scratch_reg0 = (void __iomem *)adev->rmmio + 4 * 
reg_access_ctrl->scratch_reg0;
        scratch_reg1 = (void __iomem *)adev->rmmio + 4 * 
reg_access_ctrl->scratch_reg1;
        scratch_reg2 = (void __iomem *)adev->rmmio + 4 * 
reg_access_ctrl->scratch_reg2;
-- 
2.25.1