Commit 06020196 authored May 08, 2020 by Chen Zhou Committed by Will Deacon May 18, 2020

iommu/arm-smmu-v3: remove set but not used variable 'smmu'



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

drivers/iommu/arm-smmu-v3.c:2989:26:
warning: variable ‘smmu’ set but not used [-Wunused-but-set-variable]
  struct arm_smmu_device *smmu;

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Link: https://lore.kernel.org/r/20200508014955.87630-1-chenzhou10@huawei.com


Signed-off-by: Will Deacon <will@kernel.org>

parent bd0d6960

drivers/iommu/arm-smmu-v3.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -2986,13 +2986,11 @@ static void arm_smmu_release_device(struct device *dev)
		{
		struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
		struct arm_smmu_master *master;
		struct arm_smmu_device *smmu;

		if (!fwspec \|\| fwspec->ops != &arm_smmu_ops)
		return;

		master = dev_iommu_priv_get(dev);
		smmu = master->smmu;
		arm_smmu_detach_dev(master);
		arm_smmu_disable_pasid(master);
		kfree(master);

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