drm/amdgpu: Remove the unneeded result variable 'r'

Return the value sdma_v4_0_start() directly instead of storing it in
another redundant variable.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 65181ef..0cf9d3b 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -2002,7 +2002,6 @@ static int sdma_v4_0_sw_fini(void *handle)
 
 static int sdma_v4_0_hw_init(void *handle)
 {
-       int r;
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
        if (adev->flags & AMD_IS_APU)
@@ -2011,9 +2010,7 @@ static int sdma_v4_0_hw_init(void *handle)
        if (!amdgpu_sriov_vf(adev))
                sdma_v4_0_init_golden_registers(adev);
 
-       r = sdma_v4_0_start(adev);
-
-       return r;
+       return sdma_v4_0_start(adev);
 }
 
 static int sdma_v4_0_hw_fini(void *handle)