p_usrloc: avoid local variable hides global variable

src/modules/p_usrloc/ul_db_failover.c

@@ -111,7 +111,7 @@ static int ul_db_failover_get_spare(db_func_t *dbf, db1_con_t *dbh, ul_db_t *db)
 	db1_res_t *res = NULL;
 	db_row_t *row;
 	int query_len;
-	str tmp;
+	str str_tmp;
 
 	if(!dbf || !dbh || !db) {
 		LM_ERR("Null pointer as parameter.\n");
@@ -151,10 +151,10 @@ static int ul_db_failover_get_spare(db_func_t *dbf, db1_con_t *dbh, ul_db_t *db)
 		LM_ERR("could not print query\n");
 		return -1;
 	}
-	tmp.s = query;
-	tmp.len = strlen(query);
+	str_tmp.s = query;
+	str_tmp.len = strlen(query);
 
-	if(dbf->raw_query(dbh, &tmp, &res) < 0) {
+	if(dbf->raw_query(dbh, &str_tmp, &res) < 0) {
 		LM_ERR("could not query database.\n");
 		return -1;
 	}