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drivers: mcb: fix resource leak in mcb_probe()
author
Zhengchao Shao
<shaozhengchao@huawei.com>
Fri, 2 Dec 2022 09:38:49 +0000
(
01:38
-0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Fri, 2 Dec 2022 16:48:04 +0000
(17:48 +0100)
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@huawei.com>
Signed-off-by: Johannes Thumshirn <jth@kernel.org>
Link:
https://lore.kernel.org/r/9f87de36bfb85158b506cb78c6fc9db3f6a3bad1.1669624063.git.johannes.thumshirn@wdc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/mcb/mcb-core.c
patch
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blob
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diff --git
a/drivers/mcb/mcb-core.c
b/drivers/mcb/mcb-core.c
index
338fc88
..
b8ad4f1
100644
(file)
--- 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;
}