Fix the exact same remote DoS as in RTSP stream output

(SETUP without Transport:)

Fix the exact same remote DoS as in RTSP stream output
(SETUP without Transport:)
9e16831e · Rémi Denis-Courmont · db686003 · 9e16831e
Commit 9e16831e authored Sep 05, 2007 by Rémi Denis-Courmont
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modules/misc/rtsp.c modules/misc/rtsp.c +5 -0

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--- a/modules/misc/rtsp.c
+++ b/modules/misc/rtsp.c
@@ -924,6 +924,11 @@ static int RtspCallback( httpd_callback_sys_t *p_args, httpd_client_t *cl,
        {
            psz_playnow = httpd_MsgGet( query, "x-playNow" );
            psz_transport = httpd_MsgGet( query, "Transport" );
+            if( psz_transport == NULL )
+            {
+                answer->i_status = 400;
+                break;
+            }
            msg_Dbg( p_vod, "HTTPD_MSG_SETUP: transport=%s", psz_transport );

            if( strstr( psz_transport, "unicast" ) &&