staging: comedi: dt9812: Call mutex_destroy() on private mutex

[mirror_ubuntu-hirsute-kernel.git] / drivers / staging / comedi / drivers / dt9812.c

diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c
index 9f165f1cefa5616df5abc2bb3aad31617b45dae8..634f57730c1e02208853ae2b698c697c450e497d 100644 (file)
--- a/drivers/staging/comedi/drivers/dt9812.c
+++ b/drivers/staging/comedi/drivers/dt9812.c
@@ -835,11 +835,8 @@ static void dt9812_detach(struct comedi_device *dev)
        if (!devpriv)
                return;
 
-       mutex_lock(&devpriv->mut);
-
+       mutex_destroy(&devpriv->mut);
        usb_set_intfdata(intf, NULL);
-
-       mutex_unlock(&devpriv->mut);
 }
 
 static struct comedi_driver dt9812_driver = {