X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fviews%2Fviewbase.cpp;h=3c9bc8c0eebc045b034eb8088464f5a4e98d5547;hp=c463ecc2d1a8dc16792a2c25a58f45836b8caaf7;hb=f4ab4b5c657e5613caba82feaa81a8a400e4f331;hpb=5a20644617a727e5893cd1df3f105135c1ebdedd

diff --git a/pv/views/viewbase.cpp b/pv/views/viewbase.cpp
index c463ecc2..3c9bc8c0 100644
--- a/pv/views/viewbase.cpp
+++ b/pv/views/viewbase.cpp
@@ -82,7 +82,7 @@ unordered_set< shared_ptr<data::SignalBase> > ViewBase::signalbases() const
 
 void ViewBase::clear_signalbases()
 {
-	for (shared_ptr<data::SignalBase> signalbase : signalbases_) {
+	for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) {
 		disconnect(signalbase.get(), SIGNAL(samples_cleared()),
 			this, SLOT(on_data_updated()));
 		disconnect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),