diff options
Diffstat (limited to 'drivers/hid/hidraw.c')
| -rw-r--r-- | drivers/hid/hidraw.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 627a24d3ea7c..ef9e196b54a5 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -262,13 +262,14 @@ out: static unsigned int hidraw_poll(struct file *file, poll_table *wait) { struct hidraw_list *list = file->private_data; + unsigned int mask = POLLOUT | POLLWRNORM; /* hidraw is always writable */ poll_wait(file, &list->hidraw->wait, wait); if (list->head != list->tail) - return POLLIN | POLLRDNORM; + mask |= POLLIN | POLLRDNORM; if (!list->hidraw->exist) - return POLLERR | POLLHUP; - return 0; + mask |= POLLERR | POLLHUP; + return mask; } static int hidraw_open(struct inode *inode, struct file *file) |