Merged revisions 71915 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r71915 | qwell | 2007-06-26 15:36:09 -0500 (Tue, 26 Jun 2007) | 4 lines

Don't dereference a pointer that may be NULL here.

Issue 10017.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@71916 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/rtp.c

@@ -2709,6 +2709,9 @@ static int ast_rtcp_write(void *data)
 	struct ast_rtp *rtp = data;
 	int res;
 	
+	if (!rtp || !rtp->rtcp)
+		return 0;
+
 	if (rtp->txcount > rtp->rtcp->lastsrtxcount)
 		res = ast_rtcp_write_sr(data);
 	else