commit | 0ba34c87f7ce04232295ebf4991cd3ff36ea5abd | [log] [tgz] |
---|---|---|
author | Dave Martin <Dave.Martin@arm.com> | Mon Mar 27 15:10:58 2017 +0100 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Fri Mar 31 10:31:46 2017 +0200 |
tree | 2e0912f099dbb69fcfcf3b489bf765de83a9e22d | |
parent | 616fe993f410c589cd928dfb015ccaf9c931dcc1 [diff] |
mips/ptrace: Preserve previous registers for short regset write commit d614fd58a2834cfe4efa472c33c8f3ce2338b09b upstream. Ensure that if userspace supplies insufficient data to PTRACE_SETREGSET to fill all the registers, the thread's old registers are preserved. Signed-off-by: Dave Martin <Dave.Martin@arm.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>