diff options
| author | Johan Hovold <johan@kernel.org> | 2019-11-05 09:41:42 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-07 11:17:50 +0100 |
| commit | b5a80252e09c2791380cdf10a6ebd7987900748c (patch) | |
| tree | b721deb1bda7adad2f7ddcd4199d7cd6a8adb145 /drivers/usb/misc | |
| parent | 30da837a4938438a0259a7bc38dc05d66fa77c08 (diff) | |
USB: legousbtower: drop redundant open_count check
Drop redundant open_count check in release; the open count is used as a
flag and is only set to 0 or 1.
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20191105084152.16322-5-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/misc')
| -rw-r--r-- | drivers/usb/misc/legousbtower.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c index c880d58e8683..1626a0d2b12b 100644 --- a/drivers/usb/misc/legousbtower.c +++ b/drivers/usb/misc/legousbtower.c @@ -421,13 +421,6 @@ static int tower_release (struct inode *inode, struct file *file) mutex_lock(&dev->lock); - if (dev->open_count != 1) { - dev_dbg(&dev->udev->dev, "%s: device not opened exactly once\n", - __func__); - retval = -ENODEV; - goto unlock_exit; - } - if (dev->disconnected) { /* the device was unplugged before the file was released */ @@ -444,7 +437,6 @@ static int tower_release (struct inode *inode, struct file *file) tower_abort_transfers (dev); dev->open_count = 0; -unlock_exit: mutex_unlock(&dev->lock); exit: return retval; |