leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

staging: otus: use free_netdev(netdev) instead of kfree()

Browse Source 
Freeing netdev without free_netdev() leads to net, tx leaks.
I might lead to dereferencing freed pointer.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

@@
struct net_device* dev;
@@

-kfree(dev)
+free_netdev(dev)

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Vasiliy Kulikov 2010-09-28 21:08:04 +04:00 committed by Greg Kroah-Hartman
parent b37e0c619d
commit 2166abebc5
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/staging/otus/usbdrv.c
View File

@ -690,7 +690,7 @@ void usbdrv_clear_structs(struct net_device *dev)
kfree(macp);
kfree(dev);
free_netdev(dev);
}