rndis_wlan: enable infrastructure before setting random essid

Random essid must be set to turn on radio when not connected. If device is
in ad-hoc mode, this results 'media connect' indications with the random
essid which should be ignored.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index d11762011dc2..c5a674d8d1fb 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -921,6 +921,7 @@ static int freq_to_dsconfig(struct iw_freq *freq, unsigned int *dsconfig)
 /*
  * common functions
  */
+static int set_infra_mode(struct usbnet *usbdev, int mode);
 static void restore_keys(struct usbnet *usbdev);
 static int rndis_check_bssid_list(struct usbnet *usbdev);
 
@@ -1014,6 +1015,11 @@ static int disassociate(struct usbnet *usbdev, int reset_ssid)
         /* disassociate causes radio to be turned off; if reset_ssid
          * is given, set random ssid to enable radio */
         if (reset_ssid) {
+                /* Set device to infrastructure mode so we don't get ad-hoc
+                 * 'media connect' indications with the random ssid.
+                 */
+                set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA);
+
                 ssid.length = cpu_to_le32(sizeof(ssid.essid));
                 get_random_bytes(&ssid.essid[2], sizeof(ssid.essid)-2);
                 ssid.essid[0] = 0x1;