From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Date: Mon, 30 Jun 2008 09:23:19 +0000 (+0800)
Subject: iwlwifi: don't bring up interface if RF-kill avoids radio
X-Git-Tag: v2.6.27-rc1~969^2~224^2~15
X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=3bff19c203d216436a73e56b8298bebd5ea75a3f;p=linux-2.6-omap-h63xx.git

iwlwifi: don't bring up interface if RF-kill avoids radio

This patch avoids the user from bringing up the interface if RF-kill
doesn't allow radio.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@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/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index d1bf599e483..2d0d079a24e 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -2187,13 +2187,15 @@ static int __iwl4965_up(struct iwl_priv *priv)
 	if (iwl_read32(priv, CSR_GP_CNTRL) &
 				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
 		clear_bit(STATUS_RF_KILL_HW, &priv->status);
-	else {
+	else
 		set_bit(STATUS_RF_KILL_HW, &priv->status);
-		if (!test_bit(STATUS_IN_SUSPEND, &priv->status)) {
-			iwl_rfkill_set_hw_state(priv);
-			IWL_WARNING("Radio disabled by HW RF Kill switch\n");
-			return -ENODEV;
-		}
+
+	if (!test_bit(STATUS_IN_SUSPEND, &priv->status) &&
+	    iwl_is_rfkill(priv)) {
+		iwl_rfkill_set_hw_state(priv);
+		IWL_WARNING("Radio disabled by %s RF Kill switch\n",
+		    test_bit(STATUS_RF_KILL_HW, &priv->status) ? "HW" : "SW");
+		return -ENODEV;
 	}
 
 	iwl_rfkill_set_hw_state(priv);