From: Christian Lamparter Date: Fri, 9 Jan 2009 20:06:30 +0000 (+0100) Subject: p54: fix oops caused by bad eeproms X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ef15aa490f2e447ce04fe643500b814ef40f6ea9;p=linux-beck.git p54: fix oops caused by bad eeproms This patch fixes a bug that could occur, if it the eeprom is incomplete or partly corrupted. BUG: unable to handle kernel NULL pointer dereference at 00000008 IP: p54_assign_address+0x108/0x15d [p54common] Oops: 0002 [#1] SMP Pid: 12988, comm: phy1 Tainted: P W 2.6.28-rc6-wl #3 RIP: 0010: p54_assign_address+0x108/0x15d [p54common] [...] Call Trace: p54_alloc_skb+0xa3/0xc0 [p54common] p54_scan+0x37/0x204 [p54common] [...] Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index c6a370fa9bcb..3b44e8e76030 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -1610,7 +1610,7 @@ static int p54_scan(struct ieee80211_hw *dev, u16 mode, u16 dwell) err: printk(KERN_ERR "%s: frequency change failed\n", wiphy_name(dev->wiphy)); - kfree_skb(skb); + p54_free_skb(dev, skb); return -EINVAL; }