---

yaml --- r: 155095 b: refs/heads/master c: 4b99d35 h: refs/heads/master i: 155093: f0bee56 155091: f3bc631 155087: b9a6a95 v: v3
git-mirror · Jul 8, 2009 · 83c0f0e · 83c0f0e
1 parent bd30047
commit 83c0f0e
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0f2f2221b4ad816567394a52643963428fd353cd
+refs/heads/master: 4b99d3527041bec1abe9903263a3a1b7d2ba0c4a
diff --git a/trunk/drivers/pci/intel-iommu.c b/trunk/drivers/pci/intel-iommu.c
@@ -3600,6 +3600,9 @@ static void intel_iommu_unmap_range(struct iommu_domain *domain,
 {
 	struct dmar_domain *dmar_domain = domain->priv;
 
+	if (!size)
+		return;
+
 	dma_pte_clear_range(dmar_domain, iova >> VTD_PAGE_SHIFT,
 			    (iova + size - 1) >> VTD_PAGE_SHIFT);