diff options
Diffstat (limited to 'src/evaluate.c')
| -rw-r--r-- | src/evaluate.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/evaluate.c b/src/evaluate.c index 94412f27..0e02548c 100644 --- a/src/evaluate.c +++ b/src/evaluate.c @@ -448,19 +448,20 @@ static int __expr_evaluate_exthdr(struct eval_ctx *ctx, struct expr **exprp) */ static int expr_evaluate_exthdr(struct eval_ctx *ctx, struct expr **exprp) { - const struct proto_desc *base; + const struct proto_desc *base, *dependency = &proto_ip6; + enum proto_bases pb = PROTO_BASE_NETWORK_HDR; struct expr *expr = *exprp; struct stmt *nstmt; - base = ctx->pctx.protocol[PROTO_BASE_NETWORK_HDR].desc; - if (base == &proto_ip6) + base = ctx->pctx.protocol[pb].desc; + if (base == dependency) return __expr_evaluate_exthdr(ctx, exprp); if (base) return expr_error(ctx->msgs, expr, "cannot use exthdr with %s", base->name); - if (exthdr_gen_dependency(ctx, expr, &nstmt) < 0) + if (exthdr_gen_dependency(ctx, expr, dependency, pb - 1, &nstmt) < 0) return -1; list_add(&nstmt->list, &ctx->rule->stmts); |