Re: [PATCH 2/3] tty: vcc: Drop unnecessary if block

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On 14. 01. 21, 18:57, Uwe Kleine-König wrote:
If vcc_probe() succeeded dev_set_drvdata() is called with a non-NULL
value, and if vcc_probe() failed vcc_remove() isn't called.

So there is no way dev_get_drvdata() can return NULL in vcc_remove() and
the check can just go away.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>

Reviewed-by: Jiri Slaby <jirislaby@xxxxxxxxxx>

---
  drivers/tty/vcc.c | 3 ---
  1 file changed, 3 deletions(-)

diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c
index 9ffd42e333b8..d9b0dc6deae9 100644
--- a/drivers/tty/vcc.c
+++ b/drivers/tty/vcc.c
@@ -681,9 +681,6 @@ static int vcc_remove(struct vio_dev *vdev)
  {
  	struct vcc_port *port = dev_get_drvdata(&vdev->dev);
- if (!port)
-		return -ENODEV;
-
  	del_timer_sync(&port->rx_timer);
  	del_timer_sync(&port->tx_timer);


--
js



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