When obtaining the BHI or BHIe offsets during the power up preparation phase, range checks are missing. These can help controller drivers avoid accessing any address outside of the MMIO region. Ensure that mhi_cntrl->reg_len is set before MHI registration as it is a required field and range checks will fail without it. Link: https://lore.kernel.org/r/1620330705-40192-7-git-send-email-bbhatt@codeaurora.org Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Reviewed-by: Hemant Kumar <hemantk@codeaurora.org> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Link: https://lore.kernel.org/r/20210802051255.5771-9-manivannan.sadhasivam@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.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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