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iommu/arm-smmu: Drop devm_free_irq when driver detach

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There is no need to call devm_free_irq when driver detach.
devres_release_all which is called after 'drv->remove' will
release all managed resources.

Signed-off-by: Peng Fan <van.freenix@gmail.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Peng Fan 2016-07-13 10:13:08 +08:00 committed by Will Deacon
parent 3eab887a55
commit e2d42311ff
1 changed files with 0 additions and 4 deletions
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4
drivers/iommu/arm-smmu.c
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@ -1998,7 +1998,6 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
static int arm_smmu_device_remove(struct platform_device *pdev)
{
int i;
struct device *dev = &pdev->dev;
struct arm_smmu_device *curr, *smmu = NULL;
struct rb_node *node;
@ -2025,9 +2024,6 @@ static int arm_smmu_device_remove(struct platform_device *pdev)
if (!bitmap_empty(smmu->context_map, ARM_SMMU_MAX_CBS))
dev_err(dev, "removing device with active domains!\n");
for (i = 0; i < smmu->num_global_irqs; ++i)
devm_free_irq(smmu->dev, smmu->irqs[i], smmu);
/* Turn the thing off */
writel(sCR0_CLIENTPD, ARM_SMMU_GR0_NS(smmu) + ARM_SMMU_GR0_sCR0);
return 0;