[ Upstream commit bfb7789bcbd901caead43861461bc8f334c90d3b ] The list iterator is always non-NULL so the check 'if (!rgn)' is always false and the dev_err() is never called. Move the check outside the loop and determine if 'victim_rgn' is NULL, to fix this bug. Link: https://lore.kernel.org/r/20220320150733.21824-1-xiam0nd.tong@gmail.com Fixes: 4b5f49079c52 ("scsi: ufs: ufshpb: L2P map management for HPB read") Reviewed-by: Daejun Park <daejun7.park@samsung.com> Signed-off-by: Xiaomeng Tong <xiam0nd.tong@gmail.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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