tree dd102e8f2e67231b91055830b689f203aefdb6cb
parent b41e29398a873945d02e0009ce7e57608fdb4042
author Andi Kleen <ak@suse.de> 1116624476 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1116629300 -0700

[PATCH] x86_64: Don't allow accesses below register frame in ptrace

There was a "off by one quad word" error in there.  I don't think it is
exploitable because it will only store into a unused area, but better to plug
it.

Found and fixed by John Blackwood

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>