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From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>,
	Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
	iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] iommu: exynos: remove unneeded local variable initialization
Date: Thu,  8 Apr 2021 22:16:22 +0200	[thread overview]
Message-ID: <20210408201622.78009-1-krzysztof.kozlowski@canonical.com> (raw)

The initialization of 'fault_addr' local variable is not needed as it is
shortly after overwritten.

Addresses-Coverity: Unused value
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 drivers/iommu/exynos-iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index de324b4eedfe..8fa9a591fb96 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -407,7 +407,7 @@ static irqreturn_t exynos_sysmmu_irq(int irq, void *dev_id)
 	struct sysmmu_drvdata *data = dev_id;
 	const struct sysmmu_fault_info *finfo;
 	unsigned int i, n, itype;
-	sysmmu_iova_t fault_addr = -1;
+	sysmmu_iova_t fault_addr;
 	unsigned short reg_status, reg_clear;
 	int ret = -ENOSYS;
 
-- 
2.25.1


WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>,
	Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
	iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] iommu: exynos: remove unneeded local variable initialization
Date: Thu,  8 Apr 2021 22:16:22 +0200	[thread overview]
Message-ID: <20210408201622.78009-1-krzysztof.kozlowski@canonical.com> (raw)

The initialization of 'fault_addr' local variable is not needed as it is
shortly after overwritten.

Addresses-Coverity: Unused value
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 drivers/iommu/exynos-iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index de324b4eedfe..8fa9a591fb96 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -407,7 +407,7 @@ static irqreturn_t exynos_sysmmu_irq(int irq, void *dev_id)
 	struct sysmmu_drvdata *data = dev_id;
 	const struct sysmmu_fault_info *finfo;
 	unsigned int i, n, itype;
-	sysmmu_iova_t fault_addr = -1;
+	sysmmu_iova_t fault_addr;
 	unsigned short reg_status, reg_clear;
 	int ret = -ENOSYS;
 
-- 
2.25.1

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

WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>,
	Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
	iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] iommu: exynos: remove unneeded local variable initialization
Date: Thu,  8 Apr 2021 22:16:22 +0200	[thread overview]
Message-ID: <20210408201622.78009-1-krzysztof.kozlowski@canonical.com> (raw)

The initialization of 'fault_addr' local variable is not needed as it is
shortly after overwritten.

Addresses-Coverity: Unused value
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 drivers/iommu/exynos-iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index de324b4eedfe..8fa9a591fb96 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -407,7 +407,7 @@ static irqreturn_t exynos_sysmmu_irq(int irq, void *dev_id)
 	struct sysmmu_drvdata *data = dev_id;
 	const struct sysmmu_fault_info *finfo;
 	unsigned int i, n, itype;
-	sysmmu_iova_t fault_addr = -1;
+	sysmmu_iova_t fault_addr;
 	unsigned short reg_status, reg_clear;
 	int ret = -ENOSYS;
 
-- 
2.25.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

             reply	other threads:[~2021-04-08 20:16 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20210408201630eucas1p25551bcecf0073ac0361cfc03a4ef124a@eucas1p2.samsung.com>
2021-04-08 20:16 ` Krzysztof Kozlowski [this message]
2021-04-08 20:16   ` [PATCH] iommu: exynos: remove unneeded local variable initialization Krzysztof Kozlowski
2021-04-08 20:16   ` Krzysztof Kozlowski
2021-04-09 12:17   ` Marek Szyprowski
2021-04-09 12:17     ` Marek Szyprowski
2021-04-09 12:17     ` Marek Szyprowski
2021-04-15 13:36   ` Joerg Roedel
2021-04-15 13:36     ` Joerg Roedel
2021-04-15 13:36     ` Joerg Roedel

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