---

yaml --- r: 95099 b: refs/heads/master c: 11e2ede h: refs/heads/master i: 95097: 76f55d9 95095: 6de3f07 v: v3
git-mirror · Apr 30, 2008 · 6b64abe · 6b64abe
1 parent 458044f
commit 6b64abe
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 242b363e2207d14125f52a6701cfda7376a2a2fc
+refs/heads/master: 11e2ede0228ee0f81ccacd15894908c3bf241f73
diff --git a/trunk/drivers/md/md.c b/trunk/drivers/md/md.c
@@ -1370,6 +1370,11 @@ static int bind_rdev_to_array(mdk_rdev_t * rdev, mddev_t * mddev)
 		MD_BUG();
 		return -EINVAL;
 	}
+
+	/* prevent duplicates */
+	if (find_rdev(mddev, rdev->bdev->bd_dev))
+		return -EEXIST;
+
 	/* make sure rdev->size exceeds mddev->size */
 	if (rdev->size && (mddev->size == 0 || rdev->size < mddev->size)) {
 		if (mddev->pers) {