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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-08-23 08:14:49 (GMT) |
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committer | Felipe Balbi <balbi@ti.com> | 2013-08-27 20:03:28 (GMT) |
commit | 1826e9b1bd9139850954acb9c2e0fb230ba94e0d (patch) | |
tree | 8d5b125b22ea01d125ab716f89583c7a769679a1 /drivers/usb/gadget | |
parent | c078a37652477e1b08318df8fe403e02cac5138d (diff) | |
download | linux-1826e9b1bd9139850954acb9c2e0fb230ba94e0d.tar.xz |
usb: gadget: gadgetfs: use after free in dev_release()
The call to put_dev() releases "dev". Hopefully, we don't need to set
the state to STATE_DEV_DISABLED anyway so I have removed those lines.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r-- | drivers/usb/gadget/inode.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 570c005..465ef8e 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -1270,10 +1270,6 @@ dev_release (struct inode *inode, struct file *fd) dev->buf = NULL; put_dev (dev); - /* other endpoints were all decoupled from this device */ - spin_lock_irq(&dev->lock); - dev->state = STATE_DEV_DISABLED; - spin_unlock_irq(&dev->lock); return 0; } |