RTC: Fix udp recvfrom bug

4 years ago · 9a0e5bc979
parent ccb6c49029
commit 9a0e5bc979
1 changed files with 3 additions and 0 deletions
--- a/trunk/src/app/srs_app_listener.cpp
+++ b/trunk/src/app/srs_app_listener.cpp
@ -316,6 +316,9 @@ int SrsUdpMuxSocket::recvfrom(srs_utime_t timeout)
 {
    fromlen = sizeof(from);
    nread = srs_recvfrom(lfd, buf, nb_buf, (sockaddr*)&from, &fromlen, timeout);
+    if (nread <= 0) {
+        return nread;
+    }

    // Reset the fast cache buffer size.
    cache_buffer_->set_size(nread);