From 124952a11cdcb5953bca272fd340660ac664909c Mon Sep 17 00:00:00 2001
From: trilene <trilene@runbox.com>
Date: Sun, 13 Sep 2020 10:21:29 -0400
Subject: [PATCH] Ignore empty remote ICE candidates

---
 src/WebRTCSession.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/WebRTCSession.cpp b/src/WebRTCSession.cpp
index 1c1d008de..e9822f7d6 100644
--- a/src/WebRTCSession.cpp
+++ b/src/WebRTCSession.cpp
@@ -426,8 +426,12 @@ WebRTCSession::acceptICECandidates(
                 for (const auto &c : candidates) {
                         nhlog::ui()->debug(
                           "WebRTC: remote candidate: (m-line:{}):{}", c.sdpMLineIndex, c.candidate);
-                        g_signal_emit_by_name(
-                          webrtc_, "add-ice-candidate", c.sdpMLineIndex, c.candidate.c_str());
+                        if (!c.candidate.empty()) {
+                                g_signal_emit_by_name(webrtc_,
+                                                      "add-ice-candidate",
+                                                      c.sdpMLineIndex,
+                                                      c.candidate.c_str());
+                        }
                 }
         }
 }
-- 
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