Merged revisions 89886 via svnmerge from

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

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r89886 | russell | 2007-11-27 17:47:28 -0600 (Tue, 27 Nov 2007) | 2 lines

Don't do frame processing if ast_read() returned NULL.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89888 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/autoservice.c

@@ -80,6 +80,9 @@ static void *autoservice_run(void *ign)
 
 		if ((chan = ast_waitfor_n(mons, x, &ms))) {
 			struct ast_frame *f = ast_read(chan);
+	
+			if (!f)
+				continue;
 			
 			/* Do not add a default entry in this switch statement.  Each new
 			 * frame type should be addressed directly as to whether it should