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vfio - fix rmmod crash

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Merge tag 'vfio-v3.10-rc5' of git://github.com/awilliam/linux-vfio

Pull vfio fix from Alex Williamson:
 "fix rmmod crash"

* tag 'vfio-v3.10-rc5' of git://github.com/awilliam/linux-vfio:
  vfio: fix crash on rmmod
This commit is contained in:
Linus Torvalds 2013-06-07 16:28:46 -07:00
commit 5125ed5b54
1 changed files with 1 additions and 1 deletions
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2
drivers/vfio/vfio.c
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@ -1360,7 +1360,7 @@ static const struct file_operations vfio_device_fops = {
*/
static char *vfio_devnode(struct device *dev, umode_t *mode)
{
if (MINOR(dev->devt) == 0)
if (mode && (MINOR(dev->devt) == 0))
*mode = S_IRUGO | S_IWUGO;
return kasprintf(GFP_KERNEL, "vfio/%s", dev_name(dev));