[libvirt] Re: libvirt code review
Daniel Veillard
veillard at redhat.com
Tue Nov 10 16:55:24 UTC 2009
On Tue, Nov 10, 2009 at 01:00:36PM +0100, Daniel Veillard wrote:
> On Thu, Nov 05, 2009 at 01:12:41PM -0500, Steve Grubb wrote:
> > In src/qemu/qemu_monitor_text.c at line 178, a variable, control, is assigned
> > to a member of the msg structure. However, control goes out of scope before
> > its used. It should be in the function level declarations.
>
> Ah right, nasty !
[...]
> diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c
> index 35cd330..ab1fb9a 100644
> --- a/src/qemu/qemu_monitor_text.c
> +++ b/src/qemu/qemu_monitor_text.c
> @@ -159,6 +159,7 @@ qemuMonitorSendUnix(const virDomainObjPtr vm,
> size_t cmdlen,
> int scm_fd)
> {
> + char control[CMSG_SPACE(sizeof(int))];
> struct msghdr msg;
> struct iovec iov[1];
> ssize_t ret;
> @@ -172,7 +173,6 @@ qemuMonitorSendUnix(const virDomainObjPtr vm,
> msg.msg_iovlen = 1;
>
> if (scm_fd != -1) {
> - char control[CMSG_SPACE(sizeof(int))];
> struct cmsghdr *cmsg;
>
> msg.msg_control = control;
Actually that patch disapears after Dan last commits, as the function
is refactored, uses qemuMonitorIOWriteWithFD() where the issue is
fixed.
Daniel
--
Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/
daniel at veillard.com | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library http://libvirt.org/
More information about the libvir-list
mailing list