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authorPaul Davis <paul@linuxaudiosystems.com>2015-05-27 08:57:16 -0400
committerPaul Davis <paul@linuxaudiosystems.com>2015-05-27 08:57:16 -0400
commit5e1ba50731ab2ce19fec1eed2ea8386e4c60ee18 (patch)
tree0f753c1b01e7df0ff63c3512cafeffabd92d284d /libs/surfaces
parent431bcf2d105a88f90bc1f68f55232defea275244 (diff)
fix unsigned/signed math error
Diffstat (limited to 'libs/surfaces')
-rw-r--r--libs/surfaces/mackie/mcp_buttons.cc6
1 files changed, 5 insertions, 1 deletions
diff --git a/libs/surfaces/mackie/mcp_buttons.cc b/libs/surfaces/mackie/mcp_buttons.cc
index ee04d681b5..1cb388da48 100644
--- a/libs/surfaces/mackie/mcp_buttons.cc
+++ b/libs/surfaces/mackie/mcp_buttons.cc
@@ -102,8 +102,12 @@ MackieControlProtocol::left_press (Button &)
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("bank left with current initial = %1 nstrips = %2 tracks/busses = %3\n",
_current_initial_bank, strip_cnt, sorted.size()));
-
+ if (_current_initial_bank > 0) {
switch_banks ((_current_initial_bank - 1) / strip_cnt * strip_cnt);
+ } else {
+ switch_banks (0);
+ }
+
return on;
}