hostapd: Introduce hostapd_interfaces_get_hapd()

This function will be used in DUP_NETWORK command implementation.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

hostapd/ctrl_iface.c

@@ -2589,27 +2589,39 @@ hostapd_global_ctrl_iface_fst_detach(struct hapd_interfaces *interfaces,
 
 #endif /* CONFIG_FST */
 
-static int hostapd_global_ctrl_iface_ifname(struct hapd_interfaces *interfaces,
-					    const char *ifname,
-					    char *buf, char *reply,
-					    int reply_size,
-					    struct sockaddr_un *from,
-					    socklen_t fromlen)
+
+static struct hostapd_data *
+hostapd_interfaces_get_hapd(struct hapd_interfaces *interfaces,
+			    const char *ifname)
 {
 	size_t i, j;
-	struct hostapd_data *hapd = NULL;
 
-	for (i = 0; hapd == NULL && i < interfaces->count; i++) {
+	for (i = 0; i < interfaces->count; i++) {
 		struct hostapd_iface *iface = interfaces->iface[i];
 
 		for (j = 0; j < iface->num_bss; j++) {
+			struct hostapd_data *hapd;
+
 			hapd = iface->bss[j];
 			if (os_strcmp(ifname, hapd->conf->iface) == 0)
-				break;
-			hapd = NULL;
+				return hapd;
 		}
 	}
 
+	return NULL;
+}
+
+
+static int hostapd_global_ctrl_iface_ifname(struct hapd_interfaces *interfaces,
+					    const char *ifname,
+					    char *buf, char *reply,
+					    int reply_size,
+					    struct sockaddr_un *from,
+					    socklen_t fromlen)
+{
+	struct hostapd_data *hapd;
+
+	hapd = hostapd_interfaces_get_hapd(interfaces, ifname);
 	if (hapd == NULL) {
 		int res;