confile_utils: cleanup lxc_ipvlan_isolation_to_flag()

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

diff --git a/src/lxc/confile_utils.c b/src/lxc/confile_utils.c
index a57c41b525ccbec561d3e98e90730c497790764a..717852ff2c444bfc4fd20aad456616136263a534 100644 (file)
--- a/src/lxc/confile_utils.c
+++ b/src/lxc/confile_utils.c
@@ -608,7 +608,7 @@ int lxc_ipvlan_isolation_to_flag(int *flag, const char *value)
                return 0;
        }
 
-       return -1;
+       return ret_errno(EINVAL);
 }
 
 char *lxc_ipvlan_flag_to_isolation(int flag)