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iommu/vt-d: Propagate error-value from ir_parse_ioapic_hpet_scope() 

Propagate the error-value from the function ir_parse_ioapic_hpet_scope()
in parse_ioapics_under_ir() and cleanup its calling loop.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2015-10-23 11:57:13 +02:00
parent a13c8f27e4
commit 66ef950d18
1 changed files with 11 additions and 6 deletions
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17
drivers/iommu/intel_irq_remapping.c
View File

@ -934,13 +934,18 @@ static int __init parse_ioapics_under_ir(void)
bool ir_supported = false;
int ioapic_idx;
for_each_iommu(iommu, drhd)
if (ecap_ir_support(iommu->ecap)) {
if (ir_parse_ioapic_hpet_scope(drhd->hdr, iommu))
return -1;
for_each_iommu(iommu, drhd) {
int ret;
ir_supported = true;
}
if (!ecap_ir_support(iommu->ecap))
continue;
ret = ir_parse_ioapic_hpet_scope(drhd->hdr, iommu);
if (ret)
return ret;
ir_supported = true;
}
if (!ir_supported)
return -ENODEV;