The "nb_firewall" variable is the number of elements in the firewall[] array, which is allocated in stm32_firewall_populate_bus(). So change this > comparison to >= to prevent an out of bound access. Fixes: 5c9668cfc6d7 ("firewall: introduce stm32_firewall framework") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: Gatien Chevallier <gatien.chevallier@foss.st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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 reStructuredText 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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