On Fri, 2014-12-19 at 10:46 +0100, Guido Günther wrote: > Reported and patch provided by Bastian Blank at > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=769600 > --- > src/lxc/lxc_container.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c > index 1b9e2f2..f986f71 100644 > --- a/src/lxc/lxc_container.c > +++ b/src/lxc/lxc_container.c > @@ -472,7 +472,7 @@ lxcContainerGetNetDef(virDomainDefPtr vmDef, const char *devName) > > for (i = 0; i < vmDef->nnets; i++) { > netDef = vmDef->nets[i]; > - if (STREQ(netDef->ifname_guest_actual, devName)) > + if (netDef->ifname_guest_actual && STREQ(netDef->ifname_guest_actual, devName)) Would be better to just have if (STREQ_NULLABLE(netDef->ifname_guest_actual, devName))