diff options
Diffstat (limited to 'drivers/hid/usbhid/hiddev.c')
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index af0a7c1002a..891ff531cf3 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -367,8 +367,10 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun /* let O_NONBLOCK tasks run */ mutex_unlock(&list->thread_lock); schedule(); - if (mutex_lock_interruptible(&list->thread_lock)) + if (mutex_lock_interruptible(&list->thread_lock)) { + finish_wait(&list->hiddev->wait, &wait); return -EINTR; + } set_current_state(TASK_INTERRUPTIBLE); } finish_wait(&list->hiddev->wait, &wait); |