[PATCH] libertas: deauthenticate from AP in channel switch

This avoids channel mismatch between driver and firmware in case we change
channel while associated to an AP.

Signed-off-by: Luis Carlos Cobo Rus <luisca@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 06a90b42a451..f67efa0815fe 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -411,6 +411,11 @@ static int should_deauth_infrastructure(wlan_adapter *adapter,
                 return 1;
         }
 
+        if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) {
+                lbs_deb_assoc("Deauthenticating due to channel switch.\n");
+                return 1;
+        }
+
         /* FIXME: deal with 'auto' mode somehow */
         if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) {
                 if (assoc_req->mode != IW_MODE_INFRA)