diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index 5608066d6e53..623244650a2f 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -1317,8 +1317,15 @@ xfs_qm_quotacheck(
 
 	error = xfs_iwalk_threaded(mp, 0, 0, xfs_qm_dqusage_adjust, 0, true,
 			NULL);
-	if (error)
+	if (error) {
+		/*
+		 * The inode walk may have partially populated the dquot
+		 * caches.  We must purge them before disabling quota and
+		 * tearing down the quotainfo, or else the dquots will leak.
+		 */
+		xfs_qm_dqpurge_all(mp);
 		goto error_return;
+	}
 
 	/*
 	 * We've made all the changes that we need to make incore.  Flush them