---

yaml --- r: 189117 b: refs/heads/master c: 966f3a7 h: refs/heads/master i: 189115: a0a9dc7 v: v3
git-mirror · Mar 24, 2010 · 5e9980f · 5e9980f
1 parent 2c9f249
commit 5e9980f
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Showing 2 changed files with 9 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 66f1207bce10fd80ee8ce99b67d617644612f05e
+refs/heads/master: 966f3a7570447c5025d67a618d408e68a3ae3167
diff --git a/trunk/drivers/pci/setup-res.c b/trunk/drivers/pci/setup-res.c
@@ -93,8 +93,7 @@ void pci_update_resource(struct pci_dev *dev, int resno)
 int pci_claim_resource(struct pci_dev *dev, int resource)
 {
 	struct resource *res = &dev->resource[resource];
-	struct resource *root;
-	int err;
+	struct resource *root, *conflict;
 
 	root = pci_find_parent_resource(dev, res);
 	if (!root) {
@@ -103,12 +102,15 @@ int pci_claim_resource(struct pci_dev *dev, int resource)
 		return -EINVAL;
 	}
 
-	err = request_resource(root, res);
-	if (err)
+	conflict = request_resource_conflict(root, res);
+	if (conflict) {
 		dev_err(&dev->dev,
-			"address space collision: %pR already in use\n", res);
+			"address space collision: %pR conflicts with %s %pR\n",
+			res, conflict->name, conflict);
+		return -EBUSY;
+	}
 
-	return err;
+	return 0;
 }
 EXPORT_SYMBOL(pci_claim_resource);