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pintos: Fix undefined value warning from Perl on read error.
author
Ben Pfaff
<blp@cs.stanford.edu>
Tue, 9 Feb 2016 04:46:18 +0000
(20:46 -0800)
committer
Ben Pfaff
<blp@cs.stanford.edu>
Tue, 9 Feb 2016 04:46:18 +0000
(20:46 -0800)
When sysread encounters an error, it returns undef, which yields a warning
when compared against 0. This fixes the problem.
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projects / pintos-anon / commitdiff