x86/elf: Remove the unnecessary ADDR_NO_RANDOMIZE checks
authorOleg Nesterov <oleg@redhat.com>
Tue, 15 Aug 2017 15:40:11 +0000 (17:40 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Wed, 16 Aug 2017 18:32:02 +0000 (20:32 +0200)
commit01578e36163cdd0e4fd61d9976de15f13364e26d
tree86533cfa0a449da9da60106db7e198502a0a65c1
parent47ac5484fd961420e5ec0bb5b972fde381f57365
x86/elf: Remove the unnecessary ADDR_NO_RANDOMIZE checks

The ADDR_NO_RANDOMIZE checks in stack_maxrandom_size() and
randomize_stack_top() are not required.

PF_RANDOMIZE is set by load_elf_binary() only if ADDR_NO_RANDOMIZE is not
set, no need to re-check after that.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Cc: stable@vger.kernel.org
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Link: http://lkml.kernel.org/r/20170815154011.GB1076@redhat.com
arch/x86/mm/mmap.c
fs/binfmt_elf.c