From 28ba61e7ff2a824e79a477192aee8ee20b95f194 Mon Sep 17 00:00:00 2001 From: Cao jin Date: Wed, 6 Jul 2016 18:08:59 +0800 Subject: [PATCH] main-loop: check return value before using pointer pointer 'qemu_aio_context' should be checked first before it is used. qemu_bh_new() will use it. Signed-off-by: Cao jin Message-Id: <1467799740-26079-2-git-send-email-caoj.fnst@cn.fujitsu.com> Signed-off-by: Paolo Bonzini --- main-loop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/main-loop.c b/main-loop.c index 89a699419f..6a7f8d30bd 100644 --- a/main-loop.c +++ b/main-loop.c @@ -154,11 +154,11 @@ int qemu_init_main_loop(Error **errp) } qemu_aio_context = aio_context_new(&local_error); - qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL); if (!qemu_aio_context) { error_propagate(errp, local_error); return -EMFILE; } + qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL); gpollfds = g_array_new(FALSE, FALSE, sizeof(GPollFD)); src = aio_get_g_source(qemu_aio_context); g_source_attach(src, NULL);