diff options
Diffstat (limited to 'drivers/input/evdev.c')
| -rw-r--r-- | drivers/input/evdev.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 776e68fcbd82..a295def203f1 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -199,9 +199,8 @@ static unsigned int evdev_poll(struct file *file, poll_table *wait) { struct evdev_list *list = file->private_data; poll_wait(file, &list->evdev->wait, wait); - if (list->head != list->tail) - return POLLIN | POLLRDNORM; - return 0; + return ((list->head == list->tail) ? 0 : (POLLIN | POLLRDNORM)) | + (list->evdev->exist ? 0 : (POLLHUP | POLLERR)); } static int evdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) |