This is a note to let you know that I've just added the patch titled drivers: mcb: fix resource leak in mcb_probe() to the 6.0-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drivers-mcb-fix-resource-leak-in-mcb_probe.patch and it can be found in the queue-6.0 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 6a601794de8c6219ee412bcf0e4215ce8edad988 Author: Zhengchao Shao <shaozhengchao@xxxxxxxxxx> Date: Fri Dec 2 01:38:49 2022 -0800 drivers: mcb: fix resource leak in mcb_probe() [ Upstream commit d7237462561fcd224fa687c56ccb68629f50fc0d ] When probe hook function failed in mcb_probe(), it doesn't put the device. Compiled test only. Fixes: 7bc364097a89 ("mcb: Acquire reference to device in probe") Signed-off-by: Zhengchao Shao <shaozhengchao@xxxxxxxxxx> Signed-off-by: Johannes Thumshirn <jth@xxxxxxxxxx> Link: https://lore.kernel.org/r/9f87de36bfb85158b506cb78c6fc9db3f6a3bad1.1669624063.git.johannes.thumshirn@xxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c index 338fc889b357..b8ad4f16b4ac 100644 --- a/drivers/mcb/mcb-core.c +++ b/drivers/mcb/mcb-core.c @@ -71,8 +71,10 @@ static int mcb_probe(struct device *dev) get_device(dev); ret = mdrv->probe(mdev, found_id); - if (ret) + if (ret) { module_put(carrier_mod); + put_device(dev); + } return ret; }