[mid-registrar/registrar] fix setting default max_contacts

Be sure max_contacts global limit is set even when there are no flags passed to hte save() function.

Credits go to John Burke / @john08burke
Closes #2727

(cherry picked from commit 1aa6aa2)

lib/reg/save_flags.c

@@ -29,9 +29,6 @@ void reg_parse_save_flags(str *flags_s, struct save_ctx *sctx)
 	static str_list mp;
 	int st, max_ct;
 
-	sctx->cmatch.mode = CT_MATCH_NONE;
-	sctx->max_contacts = max_contacts;
-
 	for( st=0 ; st< flags_s->len ; st++ ) {
 		switch (flags_s->s[st]) {
 			case 'm': sctx->flags |= REG_SAVE_MEMORY_FLAG; break;

modules/mid_registrar/save.c

@@ -2528,6 +2528,7 @@ int mid_reg_save(struct sip_msg *msg, udomain_t *d, str *flags_str,
 	rerrno = R_FINE;
 	memset(&sctx, 0, sizeof sctx);
 	sctx.cmatch.mode = CT_MATCH_NONE;
+	sctx.max_contacts = max_contacts;
 
 	LM_DBG("saving to %.*s...\n", d->name->len, d->name->s);
 

modules/registrar/save.c

@@ -627,6 +627,7 @@ int save_aux(struct sip_msg* _m, str* forced_binding, void* _d, str* flags_s,
 	sctx.cmatch.mode = CT_MATCH_NONE;
 	sctx.min_expires = min_expires;
 	sctx.max_expires = max_expires;
+	sctx.max_contacts = max_contacts;
 	if ( flags_s )
 		reg_parse_save_flags( flags_s, &sctx);