Fix SIP_CODEC support

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1729 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 13ef5f1..218def8 100755 (executable)
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -1138,7 +1138,7 @@ static int sip_answer(struct ast_channel *ast)
                        fmt=ast_getformatbyname(codec);
                        if (fmt) {
                                ast_log(LOG_NOTICE, "Changing codec to '%s' for this call because of ${SIP_CODEC) variable\n",codec);
-                               p->capability=fmt;
+                               p->jointcapability=fmt;
                        } else ast_log(LOG_NOTICE, "Ignoring ${SIP_CODEC} variable because of unrecognized/not configured codec (check allow/disallow in sip.conf): %s\n",codec);
                }