From: Michael Buesch <mb@bu3sch.de>
Date: Mon, 1 May 2006 20:43:00 +0000 (+0200)
Subject: [PATCH] bcm43xx: fix iwmode crash when down
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5b4b9775a00c20ade1b1ac8aa25e0e4059d6243e;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[PATCH] bcm43xx: fix iwmode crash when down

This fixes a crash when

	iwconfig ethX mode foo

is done before

	ifconfig ethX up

or after

	ifconfig ethX down

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
index 3edbb481a0a..b45063974ae 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -182,8 +182,11 @@ static int bcm43xx_wx_set_mode(struct net_device *net_dev,
 		mode = BCM43xx_INITIAL_IWMODE;
 
 	bcm43xx_lock_mmio(bcm, flags);
-	if (bcm->ieee->iw_mode != mode)
-		bcm43xx_set_iwmode(bcm, mode);
+	if (bcm->initialized) {
+		if (bcm->ieee->iw_mode != mode)
+			bcm43xx_set_iwmode(bcm, mode);
+	} else
+		bcm->ieee->iw_mode = mode;
 	bcm43xx_unlock_mmio(bcm, flags);
 
 	return 0;