clean this code up a tiny bit. Doesn't add anything

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7207 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/sofia.c

@@ -120,18 +120,19 @@ void sofia_handle_sip_i_bye(switch_core_session_t *session, int status,
 							  tagi_t tags[])
 {
 	switch_channel_t *channel = NULL;
-	const char *rtp_txstat_header;
-	const char *rtp_rxstat_header;
+
 	if (session) {
+		const char *tmp;
+
 		channel = switch_core_session_get_channel(session); 
 		if (sip->sip_user_agent && !switch_strlen_zero(sip->sip_user_agent->g_string)){
 			switch_channel_set_variable(channel, "sip_user_agent", sip->sip_user_agent->g_string);
 		}
-		if ((rtp_txstat_header = sofia_glue_get_unknown_header(sip, "rtp-txstat"))) {
-			switch_channel_set_variable(channel, "sip_rtp_txstat", rtp_txstat_header);
+		if ((tmp = sofia_glue_get_unknown_header(sip, "rtp-txstat"))) {
+			switch_channel_set_variable(channel, "sip_rtp_txstat", tmp);
 		}
-		if ((rtp_rxstat_header = sofia_glue_get_unknown_header(sip, "rtp-rxstat"))) {
-			switch_channel_set_variable(channel, "sip_rtp_rxstat", rtp_rxstat_header);
+		if ((tmp = sofia_glue_get_unknown_header(sip, "rtp-rxstat"))) {
+			switch_channel_set_variable(channel, "sip_rtp_rxstat", tmp);
 		}
 		
 	}