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From: YueHaibing <yuehaibing@huawei.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: YueHaibing <yuehaibing@huawei.com>,
	<iommu@lists.linux-foundation.org>,
	<linux-kernel@vger.kernel.org>, <kernel-janitors@vger.kernel.org>
Subject: [PATCH -next] iommu/amd: Remove set but not used variable 'iommu'
Date: Fri, 8 May 2020 13:40:36 +0000	[thread overview]
Message-ID: <20200508134036.116569-1-yuehaibing@huawei.com> (raw)

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

drivers/iommu/amd_iommu.c: In function 'amd_iommu_uninit_device':
drivers/iommu/amd_iommu.c:422:20: warning:
 variable 'iommu' set but not used [-Wunused-but-set-variable]

commit dce8d6964ebd ("iommu/amd: Convert to probe/release_device() call-backs")
involved this, remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/iommu/amd_iommu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index fef3689ee535..2b8eb58d2bea 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -419,15 +419,12 @@ static void iommu_ignore_device(struct device *dev)
 static void amd_iommu_uninit_device(struct device *dev)
 {
 	struct iommu_dev_data *dev_data;
-	struct amd_iommu *iommu;
 	int devid;
 
 	devid = get_device_id(dev);
 	if (devid < 0)
 		return;
 
-	iommu = amd_iommu_rlookup_table[devid];
-
 	dev_data = search_dev_data(devid);
 	if (!dev_data)
 		return;




WARNING: multiple messages have this Message-ID (diff)
From: YueHaibing <yuehaibing@huawei.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: kernel-janitors@vger.kernel.org,
	iommu@lists.linux-foundation.org,
	YueHaibing <yuehaibing@huawei.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH -next] iommu/amd: Remove set but not used variable 'iommu'
Date: Fri, 08 May 2020 13:40:36 +0000	[thread overview]
Message-ID: <20200508134036.116569-1-yuehaibing@huawei.com> (raw)
In-Reply-To: <1541657560-73681-1-git-send-email-yuehaibing@huawei.com>

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

drivers/iommu/amd_iommu.c: In function 'amd_iommu_uninit_device':
drivers/iommu/amd_iommu.c:422:20: warning:
 variable 'iommu' set but not used [-Wunused-but-set-variable]

commit dce8d6964ebd ("iommu/amd: Convert to probe/release_device() call-backs")
involved this, remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/iommu/amd_iommu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index fef3689ee535..2b8eb58d2bea 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -419,15 +419,12 @@ static void iommu_ignore_device(struct device *dev)
 static void amd_iommu_uninit_device(struct device *dev)
 {
 	struct iommu_dev_data *dev_data;
-	struct amd_iommu *iommu;
 	int devid;
 
 	devid = get_device_id(dev);
 	if (devid < 0)
 		return;
 
-	iommu = amd_iommu_rlookup_table[devid];
-
 	dev_data = search_dev_data(devid);
 	if (!dev_data)
 		return;

WARNING: multiple messages have this Message-ID (diff)
From: YueHaibing <yuehaibing@huawei.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: kernel-janitors@vger.kernel.org,
	iommu@lists.linux-foundation.org,
	YueHaibing <yuehaibing@huawei.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH -next] iommu/amd: Remove set but not used variable 'iommu'
Date: Fri, 8 May 2020 13:40:36 +0000	[thread overview]
Message-ID: <20200508134036.116569-1-yuehaibing@huawei.com> (raw)

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

drivers/iommu/amd_iommu.c: In function 'amd_iommu_uninit_device':
drivers/iommu/amd_iommu.c:422:20: warning:
 variable 'iommu' set but not used [-Wunused-but-set-variable]

commit dce8d6964ebd ("iommu/amd: Convert to probe/release_device() call-backs")
involved this, remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/iommu/amd_iommu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index fef3689ee535..2b8eb58d2bea 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -419,15 +419,12 @@ static void iommu_ignore_device(struct device *dev)
 static void amd_iommu_uninit_device(struct device *dev)
 {
 	struct iommu_dev_data *dev_data;
-	struct amd_iommu *iommu;
 	int devid;
 
 	devid = get_device_id(dev);
 	if (devid < 0)
 		return;
 
-	iommu = amd_iommu_rlookup_table[devid];
-
 	dev_data = search_dev_data(devid);
 	if (!dev_data)
 		return;



_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

             reply	other threads:[~2020-05-08 13:36 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-08 13:40 YueHaibing [this message]
2020-05-08 13:40 ` [PATCH -next] iommu/amd: Remove set but not used variable 'iommu' YueHaibing
2020-05-08 13:40 ` YueHaibing
2020-05-13  8:57 ` Joerg Roedel
2020-05-13  8:57   ` Joerg Roedel
2020-05-13  8:57   ` Joerg Roedel
  -- strict thread matches above, loose matches on Subject: below --
2018-11-08  6:12 [PATCH -next] iommu/amd: remove set but not used variable 'tag' YueHaibing
2018-11-08  6:12 ` YueHaibing
2018-11-08  6:12 ` YueHaibing
2018-11-08  9:32 ` Joerg Roedel
2018-11-08  9:32   ` Joerg Roedel
2018-11-08 11:12   ` YueHaibing
2018-11-08 11:12     ` YueHaibing
2018-11-08 11:12     ` YueHaibing
2018-11-08 11:57 ` [PATCH -next] iommu/amd: Add missed 'tag' to error msg in iommu_print_event YueHaibing
2018-11-08 11:57   ` YueHaibing
2018-11-08 11:57   ` YueHaibing
2018-11-08 14:04   ` Joerg Roedel
2018-11-08 14:04     ` Joerg Roedel

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