From ce3b5d0dd003a502922ef1bb34a0935dd9fa26a9 Mon Sep 17 00:00:00 2001
From: Youenn Fablet <youenn@apple.com>
Date: Thu, 20 Jun 2019 19:09:59 -0700
Subject: [PATCH] fix-fd-clr

---
 .../Source/webrtc/rtc_base/physicalsocketserver.cc         | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Source/ThirdParty/libwebrtc/Source/webrtc/rtc_base/physicalsocketserver.cc b/Source/ThirdParty/libwebrtc/Source/webrtc/rtc_base/physicalsocketserver.cc
index 91cb7da8366..3cf2d3221c5 100644
--- a/Source/ThirdParty/libwebrtc/Source/webrtc/rtc_base/physicalsocketserver.cc
+++ b/Source/ThirdParty/libwebrtc/Source/webrtc/rtc_base/physicalsocketserver.cc
@@ -1424,8 +1424,10 @@ bool PhysicalSocketServer::WaitSelect(int cmsWait, bool process_io) {
         // "select"ing a file descriptor that is equal to or larger than
         // FD_SETSIZE will result in undefined behavior.
         RTC_DCHECK_LT(fd, FD_SETSIZE);
+#if defined(WEBRTC_WEBKIT_BUILD)
         if (fd < 0 || fd >= FD_SETSIZE)
             continue;
+#endif
         if (fd > fdmax)
           fdmax = fd;
 
@@ -1462,7 +1464,10 @@ bool PhysicalSocketServer::WaitSelect(int cmsWait, bool process_io) {
       processing_dispatchers_ = true;
       for (Dispatcher* pdispatcher : dispatchers_) {
         int fd = pdispatcher->GetDescriptor();
-
+#if defined(WEBRTC_WEBKIT_BUILD)
+        if (fd < 0 || fd >= FD_SETSIZE)
+          continue;
+#endif
         bool readable = FD_ISSET(fd, &fdsRead);
         if (readable) {
           FD_CLR(fd, &fdsRead);
-- 
2.21.0 (Apple Git-118)