Use VST's print_parameter() when applicable.

1 files changed, 5 insertions, 1 deletions

diff --git a/libs/ardour/vst_plugin.cc b/libs/ardour/vst_plugin.cc
index 7c68c07f92..559f76a76d 100644
--- a/libs/ardour/vst_plugin.cc
+++ b/libs/ardour/vst_plugin.cc
@@ -807,9 +807,11 @@ VSTPlugin::has_editor () const
 }
 
 bool
-VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t /*len*/) const
+VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t len) const
 {
 	char *first_nonws;
+	assert (len > VestigeMaxShortLabelLen);
+	memset (buf, 0, len);
 
 	_plugin->dispatcher (_plugin, 7 /* effGetParamDisplay */, param, 0, buf, 0);
 
@@ -817,6 +819,8 @@ VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t /*len*/) const
 		return false;
 	}
 
+	buf[len - 1] = '\0';
+
 	first_nonws = buf;
 	while (*first_nonws && isspace (*first_nonws)) {
 		first_nonws++;