diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/core/devio.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 3d41faf6e607..e9f0de3e06db 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1716,8 +1716,12 @@ static struct async *reap_as(struct usb_dev_state *ps) static int proc_reapurb(struct usb_dev_state *ps, void __user *arg) { struct async *as = reap_as(ps); + if (as) { - int retval = processcompl(as, (void __user * __user *)arg); + int retval; + + snoop(&ps->dev->dev, "reap %p\n", as->userurb); + retval = processcompl(as, (void __user * __user *)arg); free_async(as); return retval; } @@ -1733,6 +1737,7 @@ static int proc_reapurbnonblock(struct usb_dev_state *ps, void __user *arg) as = async_getcompleted(ps); if (as) { + snoop(&ps->dev->dev, "reap %p\n", as->userurb); retval = processcompl(as, (void __user * __user *)arg); free_async(as); } else { @@ -1859,8 +1864,12 @@ static int processcompl_compat(struct async *as, void __user * __user *arg) static int proc_reapurb_compat(struct usb_dev_state *ps, void __user *arg) { struct async *as = reap_as(ps); + if (as) { - int retval = processcompl_compat(as, (void __user * __user *)arg); + int retval; + + snoop(&ps->dev->dev, "reap %p\n", as->userurb); + retval = processcompl_compat(as, (void __user * __user *)arg); free_async(as); return retval; } @@ -1876,6 +1885,7 @@ static int proc_reapurbnonblock_compat(struct usb_dev_state *ps, void __user *ar as = async_getcompleted(ps); if (as) { + snoop(&ps->dev->dev, "reap %p\n", as->userurb); retval = processcompl_compat(as, (void __user * __user *)arg); free_async(as); } else { @@ -2280,7 +2290,7 @@ static long usbdev_do_ioctl(struct file *file, unsigned int cmd, #endif case USBDEVFS_DISCARDURB: - snoop(&dev->dev, "%s: DISCARDURB\n", __func__); + snoop(&dev->dev, "%s: DISCARDURB %p\n", __func__, p); ret = proc_unlinkurb(ps, p); break; |