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iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe()
author
Wei Yongjun
<yongjun_wei@trendmicro.com.cn>
Fri, 15 Nov 2013 09:42:30 +0000
(09:42 +0000)
committer
Will Deacon
<will.deacon@arm.com>
Fri, 6 Dec 2013 16:44:25 +0000
(16:44 +0000)
Fix to return -ENODEV instead of 0 when context interrupt number
does no match in arm_smmu_device_dt_probe().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Will Deacon <will.deacon@arm.com>
drivers/iommu/arm-smmu.c
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diff --git
a/drivers/iommu/arm-smmu.c
b/drivers/iommu/arm-smmu.c
index
ef77e3d
..
e46a887
100644
(file)
--- a/
drivers/iommu/arm-smmu.c
+++ b/
drivers/iommu/arm-smmu.c
@@
-1852,6
+1852,7
@@
static int arm_smmu_device_dt_probe(struct platform_device *pdev)
dev_err(dev,
"found only %d context interrupt(s) but %d required\n",
smmu->num_context_irqs, smmu->num_context_banks);
+ err = -ENODEV;
goto out_put_parent;
}