bug#28824: 26.0.90; display of pbm images broken?

[Eli Zaretskii]

> Cc: 28824-done@debbugs.gnu.org, Roland Winkler <winkler@gnu.org>
> From: Paul Eggert <eggert@cs.ucla.edu>
> Date: Mon, 16 Oct 2017 01:30:07 -0700
> 
> > Looks like going back to unsigned should be cleaner, but I'd like to
> > hear what Paul thinks.
> 
> Andy's fixes look good to me. Going back to unsigned would result in several 
> pointer casts that are more dangerous than converting to unsigned. They can 
> be 
> further improved by encapsulating this stuff into a function, and I installed 
> the attached (the second one is Andy's other fix, which I installed in his 
> name).
> 
> I looked for related bugs in image.c (i.e., caused by my earlier patch) and 
> did 
> not find any.

OK, thanks.