diff options
Diffstat (limited to 'drivers/hid/usbhid/hiddev.c')
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index 14599e25679..87bd64959a9 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -361,10 +361,6 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun prepare_to_wait(&list->hiddev->wait, &wait, TASK_INTERRUPTIBLE); while (list->head == list->tail) { - if (file->f_flags & O_NONBLOCK) { - retval = -EAGAIN; - break; - } if (signal_pending(current)) { retval = -ERESTARTSYS; break; @@ -373,6 +369,10 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun retval = -EIO; break; } + if (file->f_flags & O_NONBLOCK) { + retval = -EAGAIN; + break; + } /* let O_NONBLOCK tasks run */ mutex_unlock(&list->thread_lock); @@ -625,7 +625,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; case HIDIOCAPPLICATION: - if (arg < 0 || arg >= hid->maxapplication) + if (arg >= hid->maxapplication) break; for (i = 0; i < hid->maxcollection; i++) |