For consistency use err instead of ret variable name

diff --git a/src/tethering.c b/src/tethering.c
index 420a3ca..35b407d 100644 (file)
--- a/src/tethering.c
+++ b/src/tethering.c
@@ -103,21 +103,22 @@ static int enable_ip_forward(connman_bool_t enable)
 
 static int enable_nat(const char *interface)
 {
-       int ret;
+       int err;
 
        if (interface == NULL)
                return 0;
 
        /* Enable IPv4 forwarding */
-       ret = enable_ip_forward(TRUE);
-       if (ret < 0)
-               return ret;
+       err = enable_ip_forward(TRUE);
+       if (err < 0)
+               return err;
 
        /* TODO: Flush nat POSTROUTING chain */
        /* Enable masquerading */
-       ret = __connman_iptables_command("-t nat -A POSTROUTING -o %s -j MASQUERADE", interface);
-       if (ret < 0)
-               return ret;
+       err = __connman_iptables_command("-t nat -A POSTROUTING "
+                                       "-o %s -j MASQUERADE", interface);
+       if (err < 0)
+               return err;
 
        return __connman_iptables_commit("nat");
 }