confile: cleanup set_config_net_mtu()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index ff4728c9e543dfed46233ed553918995a02957d1..6aa47f104b7e10bdf5b5385934df4787d85e25ec 100644 (file)
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -705,8 +705,9 @@ static int set_config_net_mtu(const char *key, const char *value,
        if (!netdev)
                return ret_errno(EINVAL);
 
+       clr_config_net_mtu(key, lxc_conf, data);
        if (lxc_config_value_empty(value))
-               return clr_config_net_mtu(key, lxc_conf, data);
+               return 0;
 
        return set_config_string_item(&netdev->mtu, value);
 }