X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=drivers%2Fiommu%2Fiova.c;h=f129ff4f5c8919503538e20555081ebd916f7ad0;hb=2070f940a6d5148cf2df0d0087ff0a64d9f15237;hp=33edfa794ae9f5514c5113fa27597a12373f2a5c;hpb=939ae58960bb5ce0c51776aec38877a401c03bcf;p=linux-2.6-microblaze.git

diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 33edfa794ae9..f129ff4f5c89 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -342,15 +342,12 @@ private_find_iova(struct iova_domain *iovad, unsigned long pfn)
 	while (node) {
 		struct iova *iova = rb_entry(node, struct iova, node);
 
-		/* If pfn falls within iova's range, return iova */
-		if ((pfn >= iova->pfn_lo) && (pfn <= iova->pfn_hi)) {
-			return iova;
-		}
-
 		if (pfn < iova->pfn_lo)
 			node = node->rb_left;
-		else if (pfn > iova->pfn_lo)
+		else if (pfn > iova->pfn_hi)
 			node = node->rb_right;
+		else
+			return iova;	/* pfn falls within iova's range */
 	}
 
 	return NULL;