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linux/drivers/rapidio
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Haoxiang Li 2537f01d57 rapidio: fix an API misues when rio_add_net() fails 
commit b2ef51c74b upstream.

rio_add_net() calls device_register() and fails when device_register()
fails.  Thus, put_device() should be used rather than kfree().  Add
"mport->net = NULL;" to avoid a use after free issue.

Link: https://lkml.kernel.org/r/20250227073409.3696854-1-haoxiang_li2024@163.com
Fixes: e8de370188 ("rapidio: add mport char device driver")
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Cc: Alexandre Bounine <alex.bou9@gmail.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Yang Yingliang <yangyingliang@huawei.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2025-03-13 12:58:27 +01:00
..
devices rapidio: fix an API misues when rio_add_net() fails 2025-03-13 12:58:27 +01:00
switches rapidio: remove not used code about RIO_VID_TUNDRA 2021-12-21 10:22:19 +01:00
Kconfig rapidio: Replace 'select' DMAENGINES 'with depends on' 2020-09-05 19:52:54 +03:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
rio-access.c drivers/rapidio/rio-access.c: fix missing include of <linux/rio_drv.h> 2019-12-04 19:44:13 -08:00
rio-driver.c drivers: remove struct module * setting from struct class 2023-03-17 15:16:27 +01:00
rio-scan.c rapidio: add check for rio_add_net() in rio_scan_alloc_net() 2025-03-13 12:58:27 +01:00
rio-sysfs.c driver core: bus: mark the struct bus_type for sysfs callbacks as constant 2023-03-23 13:20:40 +01:00
rio.c rapidio: rio: fix possible name leak in rio_register_mport() 2022-11-30 16:13:17 -08:00
rio.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
rio_cm.c driver core: class: remove struct class_interface * from callbacks 2023-04-03 21:42:52 +02:00