[XFS] Merge Yingpings fix for a vn_count assert failure during QA -

another ENOSPC condition.

SGI-PV: 950784
SGI-Modid: xfs-linux-melb:xfs-kern:25482a
Signed-off-by: NNathan Scott <nathans@sgi.com>

fs/xfs/linux-2.6/xfs_iops.c

@@ -491,6 +491,8 @@ xfs_vn_symlink(
 			d_instantiate(dentry, ip);
 			xfs_validate_fields(dir, &vattr);
 			xfs_validate_fields(ip, &vattr);
+		} else {
+			xfs_cleanup_inode(dvp, cvp, dentry, 0);
 		}
 	}
 	return -error;