X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdata%2Fdecode%2Frow.cpp;fp=pv%2Fdata%2Fdecode%2Frow.cpp;h=341c61dfd1fea3547bc3dab46fd1d965970e425b;hb=41293691c797b8f5e3133c072aa869fc9cf91253;hp=e5972517a446bc7a47b0ba3a6238e257b91b8114;hpb=d4c3b05993c4a6a4260218483b267493065fd470;p=pulseview.git

diff --git a/pv/data/decode/row.cpp b/pv/data/decode/row.cpp
index e5972517..341c61df 100644
--- a/pv/data/decode/row.cpp
+++ b/pv/data/decode/row.cpp
@@ -75,11 +75,17 @@ const QString Row::description() const
 
 vector<AnnotationClass*> Row::ann_classes() const
 {
+	assert(decoder_);
+
 	vector<AnnotationClass*> result;
 
-	if (!srd_row_)
+	if (!srd_row_) {
+		if (index_ == 0) {
+			// When operating as the fallback row, all annotation classes belong to it
+			return decoder_->ann_classes();
+		}
 		return result;
-	assert(decoder_);
+	}
 
 	for (GSList *l = srd_row_->ann_classes; l; l = l->next) {
 		size_t class_id = (size_t)l->data;