Fix compiler warning.
commita0b88b0b35f8162d16192b020f7b207210c6efc1
authorcarlh <carlh@d708f5d6-7413-0410-9779-e7cbd77b26cf>
Wed, 11 May 2011 15:57:49 +0000 (11 15:57 +0000)
committercarlh <carlh@d708f5d6-7413-0410-9779-e7cbd77b26cf>
Wed, 11 May 2011 15:57:49 +0000 (11 15:57 +0000)
treebd2674eaf02ae65de34ad3cb87893382330fb264
parentaaf5526d7ff6f1996d57e4d283c899ea822a8d09
Fix compiler warning.

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@9493 d708f5d6-7413-0410-9779-e7cbd77b26cf
libs/surfaces/mackie/mackie_control_protocol.cc