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path: root/drivers/usb/misc/legousbtower.c
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Diffstat (limited to 'drivers/usb/misc/legousbtower.c')
-rw-r--r--drivers/usb/misc/legousbtower.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 155615aadc9c..378a565ec989 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -423,10 +423,7 @@ static int tower_release (struct inode *inode, struct file *file)
goto exit;
}
- if (mutex_lock_interruptible(&dev->lock)) {
- retval = -ERESTARTSYS;
- goto exit;
- }
+ mutex_lock(&dev->lock);
if (dev->open_count != 1) {
dev_dbg(&dev->udev->dev, "%s: device not opened exactly once\n",