Merged revisions 86750 via svnmerge from

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

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r86750 | russell | 2007-10-22 10:52:48 -0500 (Mon, 22 Oct 2007) | 8 lines

Don't leak a frame in the case that an END frame is received and the time since
the BEGIN is less than that of the defined minimum DTMF duration.

(closes issue #11051)
Reported by: casper
Patches:
      channel.c.86664.diff uploaded by casper (license 55)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@86751 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/channel.c

@@ -2360,6 +2360,7 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
 					ast_set_flag(chan, AST_FLAG_EMULATE_DTMF);
 					chan->emulate_dtmf_digit = f->subclass;
 					chan->emulate_dtmf_duration = AST_MIN_DTMF_DURATION - f->len;
+					ast_frfree(f);
 					f = &ast_null_frame;
 				} else {
 					ast_log(LOG_DTMF, "DTMF end passthrough '%c' on %s\n", f->subclass, chan->name);