rtsp: check EOS in the RTSP receive and return an error code

This helps the caller detect disconnection events.

Fixes #15624
Closes #15626

diff --git a/lib/rtsp.c b/lib/rtsp.c
index 0bd6ad6281e949722176723e97a3a4ca25adf080..ecefd132d2c598569418c4ac366341fef7544ad0 100644 (file)
--- a/lib/rtsp.c
+++ b/lib/rtsp.c
@@ -213,6 +213,11 @@ static CURLcode rtsp_done(struct Curl_easy *data,
        (data->conn->proto.rtspc.rtp_channel == -1)) {
       infof(data, "Got an RTP Receive with a CSeq of %ld", CSeq_recv);
     }
+    if(data->set.rtspreq == RTSPREQ_RECEIVE &&
+       data->req.eos_written) {
+      failf(data, "Server prematurely closed the RTSP connection.");
+      return CURLE_RECV_ERROR;
+    }
   }
 
   return httpStatus;