elf_mcount_loc and mcount_sort_thread definitions are not initialized immediately within the function, which can cause the judgment logic to use uninitialized values when the initialization logic of subsequent code fails. Link: https://lkml.kernel.org/r/20211212113358.34208-2-yinan@linux.alibaba.com Link: https://lkml.kernel.org/r/20220118065241.42364-1-yinan@linux.alibaba.com Fixes: 72b3942a173c ("scripts: ftrace - move the sort-processing in ftrace_init") Tested-by: Nathan Chancellor <nathan@kernel.org> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Yinan Liu <yinan@linux.alibaba.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.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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