From: Chen Zhou Date: Fri, 8 May 2020 01:49:55 +0000 (+0800) Subject: iommu/arm-smmu-v3: remove set but not used variable 'smmu' X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=06020196c82e26e835b739dfa91a2717b0d37148;p=linux.git 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 Signed-off-by: Chen Zhou Link: https://lore.kernel.org/r/20200508014955.87630-1-chenzhou10@huawei.com Signed-off-by: Will Deacon --- diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 42e1ee7e5197b..89ee9c5d8b882 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -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);