[PATCH nft 5/7] parser: add parenthesized statement expressions.

[Jeremy Sowden <jeremy@azazel.net>]

Primary and primary RHS expressions support parenthesized basic and
basic RHS expressions.  However, primary statement expressions do not
support parenthesized basic statement expressions.  Add them.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
---
 src/parser_bison.y | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/src/parser_bison.y b/src/parser_bison.y
index 799f7a308b07..45cc013cfe28 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -2992,18 +2992,19 @@ synproxy_sack		:	/* empty */	{ $$ = 0; }
 			}
 			;
 
-primary_stmt_expr	:	symbol_expr		{ $$ = $1; }
-			|	integer_expr		{ $$ = $1; }
-			|	boolean_expr		{ $$ = $1; }
-			|	meta_expr		{ $$ = $1; }
-			|	rt_expr			{ $$ = $1; }
-			|	ct_expr			{ $$ = $1; }
-			|	numgen_expr             { $$ = $1; }
-			|	hash_expr               { $$ = $1; }
-			|	payload_expr		{ $$ = $1; }
-			|	keyword_expr		{ $$ = $1; }
-			|	socket_expr		{ $$ = $1; }
-			|	osf_expr		{ $$ = $1; }
+primary_stmt_expr	:	symbol_expr			{ $$ = $1; }
+			|	integer_expr			{ $$ = $1; }
+			|	boolean_expr			{ $$ = $1; }
+			|	meta_expr			{ $$ = $1; }
+			|	rt_expr				{ $$ = $1; }
+			|	ct_expr				{ $$ = $1; }
+			|	numgen_expr             	{ $$ = $1; }
+			|	hash_expr               	{ $$ = $1; }
+			|	payload_expr			{ $$ = $1; }
+			|	keyword_expr			{ $$ = $1; }
+			|	socket_expr			{ $$ = $1; }
+			|	osf_expr			{ $$ = $1; }
+			|	'('	basic_stmt_expr	')'	{ $$ = $2; }
 			;
 
 shift_stmt_expr		:	primary_stmt_expr
-- 
2.24.1