From: Soeren Apel <redacted>
Date: Sat, 21 Apr 2018 09:09:11 +0000 (+0200)
Subject: DecodeSignal: When lacking input, retry only when data is available
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=5620539c5113781af252576f9b7af5420e875ba7;p=pulseview.git

DecodeSignal: When lacking input, retry only when data is available
---

diff --git a/pv/data/decodesignal.cpp b/pv/data/decodesignal.cpp
index f7057d06..8483d91d 100644
--- a/pv/data/decodesignal.cpp
+++ b/pv/data/decodesignal.cpp
@@ -1199,6 +1199,12 @@ void DecodeSignal::on_data_cleared()
 
 void DecodeSignal::on_data_received()
 {
+	// If we detected a lack of input data when trying to start decoding,
+	// we have set an error message. Only try again if we now have data
+	// to work with
+	if ((!error_message_.isEmpty()) && (get_input_segment_count() == 0))
+		return;
+
 	if (!logic_mux_thread_.joinable())
 		begin_decode();
 	else