From: Kolekar, Abhijeet <abhijeet.kolekar@intel.com>
Date: Fri, 19 Dec 2008 02:37:41 +0000 (+0800)
Subject: iwl3945: release resources before shutting down
X-Git-Tag: archive/raspbian/4.9.13-1+rpi1~10^2~23626^2~836^2~249
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:///%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:/?a=commitdiff_plain;h=d552bfb65241a35d48e44ddb0d27e0454f579ab4;p=linux-4.9.git

iwl3945: release resources before shutting down

Release resource before shutting down and notify upper stack.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index b84509763ac7..17f01a692870 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -7722,7 +7722,12 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 
 	set_bit(STATUS_EXIT_PENDING, &priv->status);
 
-	iwl3945_down(priv);
+	if (priv->mac80211_registered) {
+		ieee80211_unregister_hw(priv->hw);
+		priv->mac80211_registered = 0;
+	} else {
+		iwl3945_down(priv);
+	}
 
 	/* make sure we flush any pending irq or
 	 * tasklet for the driver
@@ -7745,9 +7750,6 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 	iwl3945_unset_hw_params(priv);
 	iwl3945_clear_stations_table(priv);
 
-	if (priv->mac80211_registered)
-		ieee80211_unregister_hw(priv->hw);
-
 	/*netif_stop_queue(dev); */
 	flush_workqueue(priv->workqueue);