mac80211: start hostapd with logging wpa_printf messages to syslog

Some debugging/error messages are printed using wpa_printf and this
change allows finally reading them out of the syslog.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh

@@ -756,7 +756,7 @@ drv_mac80211_setup() {
 	for_each_interface "ap" mac80211_prepare_vif
 
 	[ -n "$hostapd_ctrl" ] && {
-		/usr/sbin/hostapd -P /var/run/wifi-$phy.pid -B "$hostapd_conf_file"
+		/usr/sbin/hostapd -s -P /var/run/wifi-$phy.pid -B "$hostapd_conf_file"
 		ret="$?"
 		wireless_add_process "$(cat /var/run/wifi-$phy.pid)" "/usr/sbin/hostapd" 1
 		[ "$ret" != 0 ] && {