Merged revisions 289253 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

........
  r289253 | rmudgett | 2010-09-29 11:16:47 -0500 (Wed, 29 Sep 2010) | 1 line
  
  Make development error message indicate which channel.
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@289254 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/channel.c

@@ -3624,7 +3624,9 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
 	 * this happens so that it can be addressed. 
 	 */
 	if (chan->fdno == -1) {
-		ast_log(LOG_ERROR, "ast_read() called with no recorded file descriptor.\n");
+		ast_log(LOG_ERROR,
+			"ast_read() on chan '%s' called with no recorded file descriptor.\n",
+			chan->name);
 	}
 #endif