[libvirt] [PATCH] conf: Don't free uninitialized pointer

[Daniel Veillard]

On Fri, Nov 04, 2011 at 09:33:24AM +0100, Jiri Denemark wrote:
> This causes libvirtd to crash when both <boot dev='...'/> and <boot
> order='...'/> are used in one domain XML. Introduced by
> 5fa3d775a9f8cdb3423373eb084219aaf778df11
> ---
>  src/conf/domain_conf.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index 238edfd..a85f837 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -6430,7 +6430,8 @@ virDomainDefParseBootXML(xmlXPathContextPtr ctxt,
>  {
>      xmlNodePtr *nodes = NULL;
>      int i, n;
> -    char *bootstr, *useserial;
> +    char *bootstr;
> +    char *useserial = NULL;
>      int ret = -1;
>      unsigned long deviceBoot, serialPorts;

  Actually any input forcing us to go to cleanup before it's init
would lead to the crash, I count 5 cases :-\

 thanks for spotting this, confirmation again what while cleaning
Coverity large set one always reintroduce some errors back, good
thing that one is trivial to fix :-) !

  ACK

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/