[PATCH] Fix handling of NULL context link in powerpc64 makecontext

[Ryan S. Arnold]

On Wed, Oct 31, 2012 at 5:17 PM, Andreas Schwab <schwab@linux-m68k.org> wrote:
> If the function registered with makecontext returns with a NULL context
> link the process should exit with zero, not non-zero.

I'll test on Power.. but I thought that Andreas Krebbel added a
test-case in July that should be causing a failure to show up with
make check and I'm not seeing that right now (prior to adding the
patch).

Ryan