From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mgwym04.jp.fujitsu.com ([211.128.242.43]:26222 "EHLO mgwym04.jp.fujitsu.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932844AbcCKA0X (ORCPT ); Thu, 10 Mar 2016 19:26:23 -0500 Received: from m3051.s.css.fujitsu.com (m3051.s.css.fujitsu.com [10.134.21.209]) by yt-mxauth.gw.nic.fujitsu.com (Postfix) with ESMTP id B2887AC01FB for ; Fri, 11 Mar 2016 09:26:17 +0900 (JST) To: "linux-btrfs@vger.kernel.org" From: Satoru Takeuchi Subject: [PATCH] btrfs-progs: Fix device scan to interpret its argument properly Message-ID: <56E210A5.8030100@jp.fujitsu.com> Date: Fri, 11 Mar 2016 09:26:13 +0900 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-2022-jp Sender: linux-btrfs-owner@vger.kernel.org List-ID: Fix the following bug. ================================ # btrfs device scan -- /dev/sdb ERROR: not a block device: -- ================================ It should work as follow. ================================ # ./btrfs device scan -- /dev/sdb Scanning for Btrfs filesystems in '/dev/sdb' ================================ Signed-off-by: Satoru Takeuchi --- This patch can be applied to devel (commit: 5d038a7ed212) --- cmds-device.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/cmds-device.c b/cmds-device.c index 94ffdc5..e500638 100644 --- a/cmds-device.c +++ b/cmds-device.c @@ -246,7 +246,7 @@ static const char * const cmd_device_scan_usage[] = { static int cmd_device_scan(int argc, char **argv) { int i; - int devstart = 1; + int devstart; int all = 0; int ret = 0; @@ -269,6 +269,7 @@ static int cmd_device_scan(int argc, char **argv) usage(cmd_device_scan_usage); } } + devstart = optind; if (all && check_argc_max(argc - optind, 1)) usage(cmd_device_scan_usage); -- 2.5.0