Messages in this thread Patch in this message | | | From | Baoquan He <> | Subject | [PATCH 1/2] iommu/vt-d: break the for loop if an empty ir_ioapic entry found | Date | Tue, 29 Sep 2015 15:26:08 +0800 |
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No need to continue the loop after it has been found.
Signed-off-by: Baoquan He <bhe@redhat.com> --- drivers/iommu/intel_irq_remapping.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c index 9ec4e0d..37b93f5 100644 --- a/drivers/iommu/intel_irq_remapping.c +++ b/drivers/iommu/intel_irq_remapping.c @@ -841,8 +841,10 @@ static int ir_parse_one_ioapic_scope(struct acpi_dmar_device_scope *scope, if (ir_ioapic[count].iommu == iommu && ir_ioapic[count].id == scope->enumeration_id) return 0; - else if (ir_ioapic[count].iommu == NULL && free == -1) + else if (ir_ioapic[count].iommu == NULL && free == -1) { free = count; + break; + } } if (free == -1) { pr_warn("Exceeded Max IO APICS\n"); -- 2.1.0
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