m68k: Fix PR18421 and PR16719

[Mark Mitchell]

Bernardo Innocenti wrote:
> Andreas Schwab wrote:
> 
>>Bernardo Innocenti <bernie@develer.com> writes:
> 
> 
>>>This patch was approved for several months ago, so if nobody
>>>objects I'll go on and install it on mainline.
>>
>>Please go ahead.
> 
> 
> Change was committed to mainline last week.  Do I need
> explicit approval to backport it to 4.0 and 3.4?

That's up to the m68k maintainer.

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Mark Mitchell
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