[ Upstream commit 47c27aa7ded4b8ead19b3487cc42a6185b762903 ] mhi_alloc_controller() allocates a memory space for mhi_ctrl. When some errors occur, mhi_ctrl should be freed by mhi_free_controller() and set ab_pci->mhi_ctrl = NULL. We can fix it by calling mhi_free_controller() when the failure happens and set ab_pci->mhi_ctrl = NULL in all of the places where we call mhi_free_controller(). Signed-off-by: Ma Ke <make_ruc2021@163.com> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Link: https://lore.kernel.org/r/20230922021036.3604157-1-make_ruc2021@163.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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