diff options
| -rw-r--r-- | drivers/usb/image/mdc800.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c index 8d8e79afa600..e76a502fa9da 100644 --- a/drivers/usb/image/mdc800.c +++ b/drivers/usb/image/mdc800.c @@ -707,7 +707,7 @@ static ssize_t mdc800_device_read (struct file *file, char __user *buf, size_t l if (signal_pending (current)) { mutex_unlock(&mdc800->io_lock); - return -EINTR; + return len == left ? -EINTR : len-left; } sts=left > (mdc800->out_count-mdc800->out_ptr)?mdc800->out_count-mdc800->out_ptr:left; |