[libvirt] [PATCH 1/2] lxc: Coverity false positive USE_AFTER_FREE
John Ferlan
jferlan at redhat.com
Wed May 8 10:51:19 UTC 2013
On 05/01/2013 11:53 AM, John Ferlan wrote:
> ---
> src/lxc/lxc_container.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c
> index ac0f69c..d082a06 100644
> --- a/src/lxc/lxc_container.c
> +++ b/src/lxc/lxc_container.c
> @@ -1772,6 +1772,11 @@ static int lxcContainerSetupPivotRoot(virDomainDefPtr vmDef,
> /* Some versions of Linux kernel don't let you overmount
> * the selinux filesystem, so make sure we kill it first
> */
> + /* Filed coverity bug for false positive 'USE_AFTER_FREE' due to swap
> + * of root->src with root->dst and the VIR_FREE(root->src) prior to the
> + * reset of root->src in lxcContainerPrepareRoot()
> + */
> + /* coverity[deref_arg] */
> if (STREQ(root->src, "/") &&
> lxcContainerUnmountSubtree(SELINUX_MOUNT, false) < 0)
> goto cleanup;
>
ping?
Any thoughts on this - either way? There is a Coverity bug filed, but
it'll take some time to work through their system.
Tks,
John
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