linux-kernel - [PATCH] drm/amdgpu: remove unused variable ring

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Date:   Fri, 24 Feb 2023 11:45:19 -0500
From:   Tom Rix <trix@...hat.com>
To:     alexander.deucher@....com, christian.koenig@....com,
        Xinhui.Pan@....com, airlied@...il.com, daniel@...ll.ch,
        ruijing.dong@....com, Jane.Jian@....com, James.Zhu@....com,
        tao.zhou1@....com, sonny.jiang@....com, leo.liu@....com
Cc:     amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, Tom Rix <trix@...hat.com>
Subject: [PATCH] drm/amdgpu: remove unused variable ring

building with gcc and W=1 reports
drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c:81:29: error: variable
  ‘ring’ set but not used [-Werror=unused-but-set-variable]
   81 |         struct amdgpu_ring *ring;
      |                             ^~~~

ring is not used so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index 213b43670f23..023a1fffa6a9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -78,12 +78,10 @@ static void vcn_v4_0_set_ras_funcs(struct amdgpu_device *adev);
 static int vcn_v4_0_early_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring;
 
 	if (amdgpu_sriov_vf(adev)) {
 		adev->vcn.harvest_config = VCN_HARVEST_MMSCH;
 		for (int i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-			ring = &adev->vcn.inst[i].ring_enc[0];
 			if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
 				adev->vcn.harvest_config |= 1 << i;
 				dev_info(adev->dev, "VCN%d is disabled by hypervisor\n", i);
-- 
2.27.0