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[ Upstream commit5a46d3f71d] Static analysis identified that index comparison against ITS entries in iort_dev_find_its_id() is off by one. Update the comparison condition and clarify the resulting error message. Fixes:4bf2efd26d("ACPI: Add new IORT functions to support MSI domain handling") Link: https://lore.kernel.org/linux-arm-kernel/20190613065410.GB16334@mwanda/ Reviewed-by: Hanjun Guo <guohanjun@huawei.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Cc: Will Deacon <will@kernel.org> Cc: Hanjun Guo <guohanjun@huawei.com> Cc: Sudeep Holla <sudeep.holla@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Robin Murphy <robin.murphy@arm.com> Signed-off-by: Will Deacon <will@kernel.org> 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.
See Documentation/00-INDEX for a list of what is contained in each file.
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.