GNU bug report logs - #11508
24.1.50; Off-by-one error in xg_select?

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Message #14 received at 11508 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> linux-m68k.org>
To: Jan Djärv <jan.h.d <at> swipnet.se>
Cc: 11508 <at> debbugs.gnu.org, Ken Brown <kbrown <at> cornell.edu>
Subject: Re: bug#11508: 24.1.50; Off-by-one error in xg_select?
Date: Sat, 19 May 2012 11:52:50 +0200

Jan Djärv <jan.h.d <at> swipnet.se> writes:

> So the question is, is it more effective to give select the exact value
> (select works fine if nfds has a higher value than strictly neccessary),
> or always increment by one in lines 78 and 83?

IMHO it doesn't hurt to be exact, and the patch removes an inconsistency
which makes it easier to understand the code.

Andreas.

-- 
Andreas Schwab, schwab <at> linux-m68k.org
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