Commits
Kees Cook committed 784bd0f8d73
mm: SLAB hardened usercopy support Under CONFIG_HARDENED_USERCOPY, this adds object size checking to the SLAB allocator to catch any copies that may span objects. Based on code from PaX and grsecurity. Signed-off-by: Kees Cook <keescook@chromium.org> Tested-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> (cherry picked from commit 04385fc5e8fffed84425d909a783c0f0c587d847) Signed-off-by: Alex Shi <alex.shi@linaro.org>