[PATCH nft 1/3] parser_bison: memleak symbol redefinition

[Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>]

Missing expr_free() from the error path.

Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
 src/parser_bison.y | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/parser_bison.y b/src/parser_bison.y
index f0cca64136ee..167c315810ed 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -862,6 +862,7 @@ common_block		:	INCLUDE		QUOTED_STRING	stmt_separator
 				if (symbol_lookup(scope, $2) != NULL) {
 					erec_queue(error(&@2, "redefinition of symbol '%s'", $2),
 						   state->msgs);
+					expr_free($4);
 					xfree($2);
 					YYERROR;
 				}
-- 
2.20.1