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Arnd Bergmann
77ce56e2bf
drbd: dynamically allocate shash descriptor
Building with clang and KASAN, we get a warning about an overly large stack frame on 32-bit architectures: drivers/block/drbd/drbd_receiver.c:921:31: error: stack frame size of 1280 bytes in function 'conn_connect' [-Werror,-Wframe-larger-than=] We already allocate other data dynamically in this function, so just do the same for the shash descriptor, which makes up most of this memory. Link: https://lore.kernel.org/lkml/20190617132440.2721536-1-arnd@arndb.de/ Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Roland Kammerer <roland.kammerer@linbit.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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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