From: Qiang Ning qning0106@126.com
[ Upstream commit 96da8f148396329ba769246cb8ceaa35f1ddfc48 ]
When dln2_setup_rx_urbs() in dln2_probe() fails, error out_free forgets to call usb_put_dev() to decrease the refcount of dln2->usb_dev.
Fix this by adding usb_put_dev() in the error handling code of dln2_probe().
Signed-off-by: Qiang Ning qning0106@126.com Signed-off-by: Lee Jones lee@kernel.org Link: https://lore.kernel.org/r/20230330024353.4503-1-qning0106@126.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mfd/dln2.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c index 97a69cd6f1278..a0ad99ca495fd 100644 --- a/drivers/mfd/dln2.c +++ b/drivers/mfd/dln2.c @@ -804,6 +804,7 @@ static int dln2_probe(struct usb_interface *interface, dln2_stop_rx_urbs(dln2);
out_free: + usb_put_dev(dln2->usb_dev); dln2_free(dln2);
return ret;