diff mbox series

[04/14] USB: legousbtower: drop redundant open_count check

Message ID 20191105084152.16322-5-johan@kernel.org (mailing list archive)
State Mainlined
Commit b5a80252e09c2791380cdf10a6ebd7987900748c
Headers show
Series USB: legousbtower: misc cleanups | expand

Commit Message

Johan Hovold Nov. 5, 2019, 8:41 a.m. UTC 
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>
---
 drivers/usb/misc/legousbtower.c | 8 --------
 1 file changed, 8 deletions(-)
diff mbox series

Patch

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;