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-rw-r--r--src/netlink_linearize.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/netlink_linearize.c b/src/netlink_linearize.c
index 1c06fc07..6c49969b 100644
--- a/src/netlink_linearize.c
+++ b/src/netlink_linearize.c
@@ -243,6 +243,7 @@ static void netlink_gen_map(struct netlink_linearize_ctx *ctx,
{
struct nftnl_expr *nle;
enum nft_registers sreg;
+ int regspace = 0;
assert(expr->mappings->ops->type == EXPR_SET_REF);
@@ -251,7 +252,14 @@ static void netlink_gen_map(struct netlink_linearize_ctx *ctx,
else
sreg = dreg;
+ /* suppress assert in netlink_gen_expr */
+ if (expr->map->ops->type == EXPR_CONCAT) {
+ regspace = netlink_register_space(expr->map->len);
+ ctx->reg_low += regspace;
+ }
+
netlink_gen_expr(ctx, expr->map, sreg);
+ ctx->reg_low -= regspace;
nle = alloc_nft_expr("lookup");
netlink_put_register(nle, NFTNL_EXPR_LOOKUP_SREG, sreg);