diff options
Diffstat (limited to 'drivers/usb/core/devio.c')
| -rw-r--r-- | drivers/usb/core/devio.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 705c573d0257..5e72bf36aca4 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -595,7 +595,7 @@ static void async_completed(struct urb *urb) as->status = urb->status; signr = as->signr; if (signr) { - memset(&sinfo, 0, sizeof(sinfo)); + clear_siginfo(&sinfo); sinfo.si_signo = as->signr; sinfo.si_errno = as->status; sinfo.si_code = SI_ASYNCIO; @@ -1442,14 +1442,18 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb int number_of_packets = 0; unsigned int stream_id = 0; void *buf; - - if (uurb->flags & ~(USBDEVFS_URB_ISO_ASAP | - USBDEVFS_URB_SHORT_NOT_OK | + unsigned long mask = USBDEVFS_URB_SHORT_NOT_OK | USBDEVFS_URB_BULK_CONTINUATION | USBDEVFS_URB_NO_FSBR | USBDEVFS_URB_ZERO_PACKET | - USBDEVFS_URB_NO_INTERRUPT)) - return -EINVAL; + USBDEVFS_URB_NO_INTERRUPT; + /* USBDEVFS_URB_ISO_ASAP is a special case */ + if (uurb->type == USBDEVFS_URB_TYPE_ISO) + mask |= USBDEVFS_URB_ISO_ASAP; + + if (uurb->flags & ~mask) + return -EINVAL; + if ((unsigned int)uurb->buffer_length >= USBFS_XFER_MAX) return -EINVAL; if (uurb->buffer_length > 0 && !uurb->buffer) @@ -2568,11 +2572,11 @@ static long usbdev_compat_ioctl(struct file *file, unsigned int cmd, #endif /* No kernel lock - fine */ -static unsigned int usbdev_poll(struct file *file, +static __poll_t usbdev_poll(struct file *file, struct poll_table_struct *wait) { struct usb_dev_state *ps = file->private_data; - unsigned int mask = 0; + __poll_t mask = 0; poll_wait(file, &ps->wait, wait); if (file->f_mode & FMODE_WRITE && !list_empty(&ps->async_completed)) @@ -2609,7 +2613,7 @@ static void usbdev_remove(struct usb_device *udev) wake_up_all(&ps->wait); list_del_init(&ps->list); if (ps->discsignr) { - memset(&sinfo, 0, sizeof(sinfo)); + clear_siginfo(&sinfo); sinfo.si_signo = ps->discsignr; sinfo.si_errno = EPIPE; sinfo.si_code = SI_ASYNCIO; |