nl80211: Remove unused WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT

This is not used anymore after the previous commits that changed the
driver interface to use number of supported concurrent channels instead
of this flag.

Signed-hostap: Ilan Peer <ilan.peer@intel.com>
Signed-hostap: David Spinadel <david.spinadel@intel.com>

src/drivers/driver.h

@@ -833,8 +833,7 @@ struct wpa_driver_capa {
 #define WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE	0x00000400
 /* This interface is P2P capable (P2P GO or P2P Client) */
 #define WPA_DRIVER_FLAGS_P2P_CAPABLE	0x00000800
-/* Driver supports concurrent operations on multiple channels */
-#define WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT	0x00001000
+/* unused: 0x00001000 */
 /*
  * Driver uses the initial interface for P2P management interface and non-P2P
  * purposes (e.g., connect to infra AP), but this interface cannot be used for

src/drivers/driver_nl80211.c

@@ -3250,7 +3250,6 @@ static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
 	if (info->num_multichan_concurrent > 1) {
 		wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel "
 			   "concurrent (driver advertised support)");
-		drv->capa.flags |= WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT;
 		drv->capa.num_multichan_concurrent =
 			info->num_multichan_concurrent;
 	}