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package/mac80211: fix a possible NULL pointer dereference in rt2x00 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30586 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Gabor Juhos 2012-02-16 17:14:34 +00:00
parent 39f5515e40
commit 056c8e4a92
2 changed files with 13 additions and 1 deletions
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2
package/mac80211/Makefile
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@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mac80211
PKG_VERSION:=2012-02-06
PKG_RELEASE:=2
PKG_RELEASE:=3
PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources
PKG_MD5SUM:=fae71c35ee3f3de6329f2db7aed6d265

12
package/mac80211/patches/607-rt2x00-dont-try-to-destroy-unallocated-workqueue.patch Normal file
View File

@ -0,0 +1,12 @@
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -1224,7 +1224,8 @@ void rt2x00lib_remove_dev(struct rt2x00_
cancel_work_sync(&rt2x00dev->rxdone_work);
cancel_work_sync(&rt2x00dev->txdone_work);
}
- destroy_workqueue(rt2x00dev->workqueue);
+ if (rt2x00dev->workqueue)
+ destroy_workqueue(rt2x00dev->workqueue);
/*
* Free the tx status fifo.