diff --git a/src/libmsc/ussd.c b/src/libmsc/ussd.c
index 7b450a2..eeab52a 100644
--- a/src/libmsc/ussd.c
+++ b/src/libmsc/ussd.c
@@ -39,9 +39,19 @@
 /* Declarations of USSD strings to be recognised */
 const char USSD_TEXT_OWN_NUMBER[] = "*#100#";
 
-/* Forward declarations of network-specific handler functions */
-static int send_own_number(struct gsm_subscriber_connection *conn, const struct msgb *msg, const struct ss_request *req);
+/* A network-specific handler function */
+static int send_own_number(struct gsm_subscriber_connection *conn, const struct msgb *msg, const struct ss_request *req)
+{
+	char *own_number = conn->vsub->msisdn;
+	char response_string[GSM_EXTENSION_LENGTH + 20];
 
+	DEBUGP(DMM, "%s: MSISDN = %s\n", vlr_subscr_name(conn->vsub),
+	       own_number);
+
+	/* Need trailing CR as EOT character */
+	snprintf(response_string, sizeof(response_string), "Your extension is %s\r", own_number);
+	return gsm0480_send_ussd_response(conn, msg, response_string, req);
+}
 
 /* Entrypoint - handler function common to all mobile-originated USSDs */
 int handle_rcv_ussd(struct gsm_subscriber_connection *conn, struct msgb *msg)
@@ -88,17 +98,3 @@
 
 	return rc;
 }
-
-/* A network-specific handler function */
-static int send_own_number(struct gsm_subscriber_connection *conn, const struct msgb *msg, const struct ss_request *req)
-{
-	char *own_number = conn->vsub->msisdn;
-	char response_string[GSM_EXTENSION_LENGTH + 20];
-
-	DEBUGP(DMM, "%s: MSISDN = %s\n", vlr_subscr_name(conn->vsub),
-	       own_number);
-
-	/* Need trailing CR as EOT character */
-	snprintf(response_string, sizeof(response_string), "Your extension is %s\r", own_number);
-	return gsm0480_send_ussd_response(conn, msg, response_string, req);
-}