From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55469) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UzOAO-0002ZY-1I for qemu-devel@nongnu.org; Wed, 17 Jul 2013 05:37:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UzOAM-0005l2-Q9 for qemu-devel@nongnu.org; Wed, 17 Jul 2013 05:36:59 -0400 Received: from mail-pb0-x232.google.com ([2607:f8b0:400e:c01::232]:57767) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UzO4A-0003bY-RA for qemu-devel@nongnu.org; Wed, 17 Jul 2013 05:30:34 -0400 Received: by mail-pb0-f50.google.com with SMTP id wz7so1707404pbc.9 for ; Wed, 17 Jul 2013 02:30:34 -0700 (PDT) Sender: Dong Xu Wang From: Dong Xu Wang Date: Wed, 17 Jul 2013 17:29:47 +0800 Message-Id: <1374053388-17431-9-git-send-email-wdongxu@linux.vnet.ibm.com> In-Reply-To: <1374053388-17431-1-git-send-email-wdongxu@linux.vnet.ibm.com> References: <1374053388-17431-1-git-send-email-wdongxu@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH V17 8/9] qemu-option: make qemu_opts_del accept opts being NULL List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, wdongxu@cn.ibm.com, stefanha@redhat.com, Dong Xu Wang Signed-off-by: Dong Xu Wang --- util/qemu-option.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/util/qemu-option.c b/util/qemu-option.c index 7545486..f4a0282 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -656,6 +656,10 @@ void qemu_opts_del(QemuOpts *opts) { QemuOpt *opt; + if (!opts) { + return; + } + for (;;) { opt = QTAILQ_FIRST(&opts->head); if (opt == NULL) -- 1.7.11.7