[PATCH 2/2 nft WIP] src: allow variables in chain priority

[Fernando Fernandez Mancera]

Signed-off-by: Fernando Fernandez Mancera <ffmanc...@riseup.net>
---
 src/parser_bison.y | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/parser_bison.y b/src/parser_bison.y
index c6a43cf..d55a5fc 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -1926,7 +1926,8 @@ extended_prio_name        :       OUT
                        |       STRING
                        ;
 
-prio_expr              :       extended_prio_name
+prio_expr              :       variable_expr
+                       |       extended_prio_name
                        {
                                $$ = constant_expr_alloc(&@$, &string_type,
                                                         BYTEORDER_HOST_ENDIAN,
-- 
2.20.1