[ Upstream commit 6dc1c7ab6f047f45b62986ffebc5324e86ed5f5a ] kfree(conn) is called inside put_device(&conn->dev) which could lead to use-after-free. In addition, device_unregister() should be used here rather than put_deviceO(). Link: https://lore.kernel.org/r/20201120074852.31658-1-miaoqinglang@huawei.com Fixes: f3c893e3dbb5 ("scsi: iscsi: Fail session and connection on transport registration failure") Reported-by: Hulk Robot <hulkci@huawei.com> Reviewed-by: Mike Christie <michael.christie@oracle.com> Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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