[PATCHv3 3/3] lxc: fix a memory leak

[Shi Lei <shi_lei@xxxxxxxxxxxxxx>]

In virLXCProcessSetupInterfaceTap, containerVeth needs to be freed on
failure.

Signed-off-by: Shi Lei <shi_lei@xxxxxxxxxxxxxx>
---
 src/lxc/lxc_process.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lxc/lxc_process.c b/src/lxc/lxc_process.c
index 85d0287a..0f7c9295 100644
--- a/src/lxc/lxc_process.c
+++ b/src/lxc/lxc_process.c
@@ -303,7 +303,7 @@ virLXCProcessSetupInterfaceTap(virDomainDefPtr vm,
                                const char *brname)
 {
     char *parentVeth;
-    char *containerVeth = NULL;
+    g_autofree char *containerVeth = NULL;
     const virNetDevVPortProfile *vport = virDomainNetGetActualVirtPortProfile(net);
 
     VIR_DEBUG("calling vethCreate()");
@@ -357,7 +357,7 @@ virLXCProcessSetupInterfaceTap(virDomainDefPtr vm,
         virDomainConfNWFilterInstantiate(vm->name, vm->uuid, net, false) < 0)
         return NULL;
 
-    return containerVeth;
+    return g_steal_pointer(&containerVeth);
 }
 
 
-- 
2.25.1