confile: cleanup get_config_net_mtu()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
lxc · Dec 9, 2020 · d832a08 · d832a08
1 parent 8b123a8
commit d832a08
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lxc/confile.c b/src/lxc/confile.c
@@ -5954,7 +5954,7 @@ static int get_config_net_mtu(const char *key, char *retv, int inlen,
 		memset(retv, 0, inlen);
 
 	if (!netdev)
-		return -1;
+		return ret_errno(EINVAL);
 
 	if (netdev->mtu)
 		strprint(retv, inlen, "%s", netdev->mtu);