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barrier: suppress false-positive warning
author
David Herrmann
<dh.herrmann@gmail.com>
Sat, 19 Jul 2014 09:32:25 +0000
(11:32 +0200)
committer
David Herrmann
<dh.herrmann@gmail.com>
Sat, 19 Jul 2014 09:32:25 +0000
(11:32 +0200)
If poll() returns, one of both revents must be set, thus "buf" is set by
either clause. This is non-obvious for code-checkers so add an "else
continue;" clause to suppress "uninitialized variable" warnings.
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