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iommu/amd: Fix error return code in irq_remapping_alloc()
author
Wei Yongjun
<weiyj.lk@gmail.com>
Thu, 28 Jul 2016 02:10:26 +0000
(
02:10
+0000)
committer
Joerg Roedel
<jroedel@suse.de>
Tue, 9 Aug 2016 15:18:45 +0000
(17:18 +0200)
Fix to return a negative error code from the alloc_irq_index() error
handling case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/amd_iommu.c
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diff --git
a/drivers/iommu/amd_iommu.c
b/drivers/iommu/amd_iommu.c
index bf5ec0c8f95e0924910386764e1ceae7df41c487..2bcaca53aba516a5504e19a9291d4387ffc1324d 100644
(file)
--- a/
drivers/iommu/amd_iommu.c
+++ b/
drivers/iommu/amd_iommu.c
@@
-3886,6
+3886,7
@@
static int irq_remapping_alloc(struct irq_domain *domain, unsigned int virq,
}
if (index < 0) {
pr_warn("Failed to allocate IRTE\n");
+ ret = index;
goto out_free_parent;
}
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