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authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2009-08-28 12:58:49 +0300
committerJohn W. Linville <linville@tuxdriver.com>2009-08-28 14:40:55 -0400
commit5f81ff5a7a12a9281d03be103382971ce490268e (patch)
tree471ec308f4d62f3e3fa824ab71e2a13d43cfdcff /drivers
parent64e368bf9c3690eebd4b3a5cc243f39e902ecdd1 (diff)
rndis_wlan: ignore OID_802_11_ADD_KEY triggered media connect indications
Setting WPA keys with OID_802_11_ADD_KEY sometimes trigger instant media connect indication. These indications are extranous and should be ignored, as otherwise driver would send reassociation event to userspace which in this case is not needed. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/rndis_wlan.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index f181b00f253..612c2c75a99 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -470,6 +470,7 @@ struct rndis_wlan_private {
int radio_on;
int infra_mode;
struct ndis_80211_ssid essid;
+ __le32 current_command_oid;
/* encryption stuff */
int encr_tx_key_index;
@@ -665,7 +666,9 @@ static int rndis_query_oid(struct usbnet *dev, __le32 oid, void *data, int *len)
u.get->msg_len = cpu_to_le32(sizeof *u.get);
u.get->oid = oid;
+ priv->current_command_oid = oid;
ret = rndis_command(dev, u.header, buflen);
+ priv->current_command_oid = 0;
if (ret < 0)
devdbg(dev, "rndis_query_oid(%s): rndis_command() failed, %d "
"(%08x)", oid_to_string(oid), ret,
@@ -725,7 +728,9 @@ static int rndis_set_oid(struct usbnet *dev, __le32 oid, void *data, int len)
u.set->handle = cpu_to_le32(0);
memcpy(u.buf + sizeof(*u.set), data, len);
+ priv->current_command_oid = oid;
ret = rndis_command(dev, u.header, buflen);
+ priv->current_command_oid = 0;
if (ret < 0)
devdbg(dev, "rndis_set_oid(%s): rndis_command() failed, %d "
"(%08x)", oid_to_string(oid), ret,
@@ -760,6 +765,7 @@ static int rndis_reset(struct usbnet *usbdev)
memset(reset, 0, sizeof(*reset));
reset->msg_type = RNDIS_MSG_RESET;
reset->msg_len = cpu_to_le32(sizeof(*reset));
+ priv->current_command_oid = 0;
ret = rndis_command(usbdev, (void *)reset, CONTROL_BUFFER_SIZE);
mutex_unlock(&priv->command_lock);
@@ -2558,6 +2564,17 @@ static void rndis_wlan_indication(struct usbnet *usbdev, void *ind, int buflen)
switch (msg->status) {
case RNDIS_STATUS_MEDIA_CONNECT:
+ if (priv->current_command_oid == OID_802_11_ADD_KEY) {
+ /* OID_802_11_ADD_KEY causes sometimes extra
+ * "media connect" indications which confuses driver
+ * and userspace to think that device is
+ * roaming/reassociating when it isn't.
+ */
+ devdbg(usbdev, "ignored OID_802_11_ADD_KEY triggered "
+ "'media connect'");
+ return;
+ }
+
usbnet_pause_rx(usbdev);
devinfo(usbdev, "media connect");