ia64 returns a negative error code when allocation fails andx86
returns 0. Make it handle both.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: x...@kernel.org
Cc: Tony Luck <tony.l...@intel.com>
Cc: Fenghua Yu <fenghua...@intel.com>
Cc: linux-i...@vger.kernel.org
Cc: Joerg Roedel <j...@8bytes.org>
Cc: io...@lists.linux-foundation.org
---
drivers/iommu/dmar.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: tip/drivers/iommu/dmar.c
===================================================================
--- tip.orig/drivers/iommu/dmar.c
+++ tip/drivers/iommu/dmar.c
@@ -1551,7 +1551,7 @@ int dmar_set_interrupt(struct intel_iomm
return 0;
irq = create_irq();
- if (!irq) {
+ if (irq <= 0) {
pr_err("IOMMU: no free vectors\n");
return -EINVAL;
}
--
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