Stack canary generation currently lives partially in random.h, where it
doesn't belong, and is in general a bit overcomplicated. This small
patchset fixes up both issues. I'll take these in my tree, unless
somebody else prefers to do so.
Cc: Albert Ou <a...@eecs.berkeley.edu>
Cc: Boris Ostrovsky <boris.ostrov...@oracle.com>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Catalin Marinas <catalin.mari...@arm.com>
Cc: Chris Zankel <ch...@zankel.net>
Cc: Christophe Leroy <christophe.le...@csgroup.eu>
Cc: Dave Hansen <dave.han...@linux.intel.com>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: Guo Ren <guo...@kernel.org>
Cc: H. Peter Anvin <h...@zytor.com>
Cc: Ingo Molnar <mi...@redhat.com>
Cc: Juergen Gross <jgr...@suse.com>
Cc: Max Filippov <jcmvb...@gmail.com>
Cc: Michael Ellerman <m...@ellerman.id.au>
Cc: Nicholas Piggin <npig...@gmail.com>
Cc: Palmer Dabbelt <pal...@dabbelt.com>
Cc: Paul Walmsley <paul.walms...@sifive.com>
Cc: Rich Felker <dal...@libc.org>
Cc: Russell King <li...@armlinux.org.uk>
Cc: Thomas Bogendoerfer <tsbog...@alpha.franken.de>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Will Deacon <w...@kernel.org>
Cc: Yoshinori Sato <ys...@users.sourceforge.jp>
Cc: linux-arm-ker...@lists.infradead.org
Cc: linux-c...@vger.kernel.org
Cc: linux-m...@vger.kernel.org
Cc: linux-ri...@lists.infradead.org
Cc: linux...@vger.kernel.org
Cc: linux-xte...@linux-xtensa.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: x...@kernel.org
Jason A. Donenfeld (2):
stackprotector: move CANARY_MASK and get_random_canary() into
stackprotector.h
stackprotector: actually use get_random_canary()
arch/arm/include/asm/stackprotector.h | 9 +--------
arch/arm64/include/asm/stackprotector.h | 9 +--------
arch/csky/include/asm/stackprotector.h | 10 +---------
arch/mips/include/asm/stackprotector.h | 9 +--------
arch/powerpc/include/asm/stackprotector.h | 10 +---------
arch/riscv/include/asm/stackprotector.h | 10 +---------
arch/sh/include/asm/stackprotector.h | 10 +---------
arch/x86/include/asm/stackprotector.h | 14 +-------------
arch/x86/kernel/cpu/common.c | 2 +-
arch/x86/kernel/setup_percpu.c | 2 +-
arch/x86/kernel/smpboot.c | 2 +-
arch/x86/xen/enlighten_pv.c | 2 +-
arch/xtensa/include/asm/stackprotector.h | 7 +------
include/linux/random.h | 19 -------------------
include/linux/stackprotector.h | 19 +++++++++++++++++++
kernel/fork.c | 2 +-
16 files changed, 33 insertions(+), 103 deletions(-)
--
2.38.1
