linux-kernel - [PATCH AUTOSEL 5.5 155/542] drm/amdkfd: remove set but not used variable 'top

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Message-Id: <20200214154854.6746-155-sashal@kernel.org>
Date:   Fri, 14 Feb 2020 10:42:27 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     zhengbin <zhengbin13@...wei.com>, Hulk Robot <hulkci@...wei.com>,
        Felix Kuehling <Felix.Kuehling@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 5.5 155/542] drm/amdkfd: remove set but not used variable 'top_dev'

From: zhengbin <zhengbin13@...wei.com>

[ Upstream commit d191bd678153307573d615bb42da4fcca19fe477 ]

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/amd/amdkfd/kfd_iommu.c: In function kfd_iommu_device_init:
drivers/gpu/drm/amd/amdkfd/kfd_iommu.c:65:30: warning: variable top_dev set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@...wei.com>
Fixes: 1ae99eab34f9 ("drm/amdkfd: Initialize HSA_CAP_ATS_PRESENT capability in topology codes")
Signed-off-by: zhengbin <zhengbin13@...wei.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@....com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_iommu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
index 193e2835bd4d2..8d871514671eb 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
@@ -62,9 +62,6 @@ int kfd_iommu_device_init(struct kfd_dev *kfd)
 	struct amd_iommu_device_info iommu_info;
 	unsigned int pasid_limit;
 	int err;
-	struct kfd_topology_device *top_dev;
-
-	top_dev = kfd_topology_device_by_id(kfd->id);
 
 	if (!kfd->device_info->needs_iommu_device)
 		return 0;
-- 
2.20.1