Change nscgroup interface

src/lxc/cgroup.c

@@ -85,7 +85,7 @@ out:
         return err;
 }
 
-int lxc_rename_nsgroup(const char *name, struct lxc_handler *handler)
+int lxc_rename_nsgroup(const char *name, pid_t pid)
 {
 	char oldname[MAXPATHLEN];
 	char newname[MAXPATHLEN];
@@ -97,7 +97,7 @@ int lxc_rename_nsgroup(const char *name, struct lxc_handler *handler)
 		return -1;
 	}
 
-	snprintf(oldname, MAXPATHLEN, "%s/%d", cgroup, handler->pid);
+	snprintf(oldname, MAXPATHLEN, "%s/%d", cgroup, pid);
 	snprintf(newname, MAXPATHLEN, "%s/%s", cgroup, name);
 
 	/* there is a previous cgroup, assume it is empty, otherwise

src/lxc/cgroup.h

@@ -26,7 +26,7 @@
 #define MAXPRIOLEN 24
 
 struct lxc_handler;
-int lxc_rename_nsgroup(const char *name, struct lxc_handler *handler);
+int lxc_rename_nsgroup(const char *name, pid_t pid);
 int lxc_unlink_nsgroup(const char *name);
 int lxc_cgroup_path_get(char **path, const char *name);
 int lxc_cgroup_nrtasks(const char *name);

src/lxc/start.c

@@ -506,7 +506,7 @@ int lxc_spawn(struct lxc_handler *handler)
 	if (lxc_sync_wait_child(handler, LXC_SYNC_CONFIGURE))
 		failed_before_rename = 1;
 
-	if (lxc_rename_nsgroup(name, handler))
+	if (lxc_rename_nsgroup(name, handler->pid))
 		goto out_delete_net;
 
 	if (failed_before_rename)