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-rw-r--r--src/netlink_delinearize.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/netlink_delinearize.c b/src/netlink_delinearize.c
index a1c775e6..0270e1fd 100644
--- a/src/netlink_delinearize.c
+++ b/src/netlink_delinearize.c
@@ -293,6 +293,7 @@ static void netlink_parse_cmp(struct netlink_parse_ctx *ctx,
expr_basetype(left) != &string_type) {
return netlink_error(ctx, loc, "Relational expression size mismatch");
} else if (left->len > 0 && left->len < right->len) {
+ expr_free(left);
left = netlink_parse_concat_expr(ctx, loc, sreg, right->len);
if (left == NULL)
return;
@@ -329,6 +330,7 @@ static void netlink_parse_lookup(struct netlink_parse_ctx *ctx,
"Lookup expression has no left hand side");
if (left->len < set->key->len) {
+ expr_free(left);
left = netlink_parse_concat_expr(ctx, loc, sreg, set->key->len);
if (left == NULL)
return;
@@ -1317,6 +1319,7 @@ static void netlink_parse_dynset(struct netlink_parse_ctx *ctx,
"Dynset statement has no key expression");
if (expr->len < set->key->len) {
+ expr_free(expr);
expr = netlink_parse_concat_expr(ctx, loc, sreg, set->key->len);
if (expr == NULL)
return;
@@ -1408,6 +1411,7 @@ static void netlink_parse_objref(struct netlink_parse_ctx *ctx,
"objref expression has no left hand side");
if (left->len < set->key->len) {
+ expr_free(left);
left = netlink_parse_concat_expr(ctx, loc, sreg, set->key->len);
if (left == NULL)
return;