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From b743e01c90ccb4a6f7c412d3e2bb19791266c3b9 Mon Sep 17 00:00:00 2001
From: yu kuai <yukuai3@huawei.com>
Date: Wed, 13 Nov 2019 20:44:30 +0800
Subject: [PATCH 4432/4736] drm/amdgpu: remove set but not used variable
 'count'
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

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

drivers/gpu/drm/amd/amdkfd/kfd_device.c: In function
‘kgd2kfd_post_reset’:
drivers/gpu/drm/amd/amdkfd/kfd_device.c:745:11: warning:
variable ‘count’ set but not used [-Wunused-but-set-variable]

'count' is never used, so can be removed. Thus 'atomic_dec_return'
can be replaced as 'atomic_dec'

Fixes: e42051d2133b ("drm/amdkfd: Implement GPU reset handlers in KFD")
Signed-off-by: yu kuai <yukuai3@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rahul Kumar <rahul.kumar1@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index eb5eeba8792d..3827ace06f9b 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -759,7 +759,7 @@ int kgd2kfd_post_reset(struct kfd_dev *kfd)
 	if (kfd_flag_for_rv2)
 		return 0;
 
-	int ret, count;
+	int ret;
 
 	if (!kfd->init_complete)
 		return 0;
@@ -767,7 +767,7 @@ int kgd2kfd_post_reset(struct kfd_dev *kfd)
 	ret = kfd_resume(kfd);
 	if (ret)
 		return ret;
-	count = atomic_dec_return(&kfd_locked);
+	atomic_dec(&kfd_locked);
 
 	atomic_set(&kfd->sram_ecc_flag, 0);
 
-- 
2.17.1