If the frame was duplicated before writing out then we need to free it. (issue #8429 reported by edguy3)

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@48106 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 2 insertions, 0 deletions

diff --git a/rtp.c b/rtp.c
index e23a813a4..dfdfb88ef 100644
--- a/rtp.c
+++ b/rtp.c
@@ -1463,6 +1463,8 @@ int ast_rtp_write(struct ast_rtp *rtp, struct ast_frame *_f)
 			f = _f;
 		}
 		ast_rtp_raw_write(rtp, f, codec);
+		if (f != _f)
+			ast_frfree(f);
 	}
 		
 	return 0;