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authorWey-Yi Guy <wey-yi.w.guy@intel.com>2009-08-21 13:34:25 -0700
committerJohn W. Linville <linville@tuxdriver.com>2009-08-28 14:40:39 -0400
commit5bddf54962bf68002816df710348ba197d6391bb (patch)
tree7bbe9c00977636a8f5645e5e46c1f4c64a233f11
parentb2ccb4dbe77eaebb6b286402c31b4e2b1155660f (diff)
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iwlwifi: fix unloading driver while scanning
If NetworkManager is busy scanning when user tries to unload the module, the driver can not be unloaded because HW still scanning. Make sure driver sends abort scan host command to uCode if it is in the middle of scanning during driver unload. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c3
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 533b393..00457bf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2155,7 +2155,7 @@ static void iwl_mac_stop(struct ieee80211_hw *hw)
priv->is_open = 0;
- if (iwl_is_ready_rf(priv)) {
+ if (iwl_is_ready_rf(priv) || test_bit(STATUS_SCAN_HW, &priv->status)) {
/* stop mac, cancel any scan request and clear
* RXON_FILTER_ASSOC_MSK BIT
*/
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index c4c916d..4f3a108 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -796,7 +796,8 @@ void iwl_bg_abort_scan(struct work_struct *work)
{
struct iwl_priv *priv = container_of(work, struct iwl_priv, abort_scan);
- if (!iwl_is_ready(priv))
+ if (!test_bit(STATUS_READY, &priv->status) ||
+ !test_bit(STATUS_GEO_CONFIGURED, &priv->status))
return;
mutex_lock(&priv->mutex);