[PATCH 4/4] powerpc/livepatch: return -ERRNO values in save_stack_trace_tsk_reliable()

[Balbir Singh]

On Tue, Jan 22, 2019 at 10:57:24AM -0500, Joe Lawrence wrote:
> To match its x86 counterpart, save_stack_trace_tsk_reliable() should
> return -EINVAL in cases that it is currently returning 1.  No caller is
> currently differentiating non-zero error codes, but let's keep the
> arch-specific implementations consistent.
> 
> Signed-off-by: Joe Lawrence <joe.lawrence at redhat.com>

Seems straight forward

Acked-by: Balbir Singh <bsingharora at gmail.com>