This adds to general correctness as it passes the error status to the caller, which does not happen for the nframes == 0 case without it.
Signed-off-by: Karsten Wiese <annabellesgarden@yahoo.de>
Signed-off-by: Rui Nuno Capela <rncbc@rncbc.org>
git-svn-id: svn+ssh://jackaudio.org/trunk/jack@912 0c269be4-1314-0410-8aa9-9f06e86f4224