[PATCH] nptl: fix set-but-unused warning w/_STACK_GROWS_UP

[Carlos O'Donell]

On 07/30/2015 01:25 AM, Mike Frysinger wrote:
> On 29 Jul 2015 21:17, Roland McGrath wrote:
>> Looks fine for post-freeze.  I imagine it might be freeze-worthy as a bug
>> fix for -Werror builds on actual _STACK_GROWS_UP (is that only hppa?),
>> but you didn't mention that.
> 
> it is a -Werror fix, but since only hppa currently has _STACK_GROWS_UP,
> and hppa itself doesn't build w/out patches, i'm fine leaving this for
> post freeze.
> -mike
> 

OK for 2.23.

Not OK for 2.22, I don't want this to inadvertently break anything.

c.