optimize: add fib expression support

Extend expr_cmp() to compare fib expressions used in relational.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/optimize.c b/src/optimize.c
index 919f8013..2063761a 100644
--- a/src/optimize.c
+++ b/src/optimize.c
@@ -93,6 +93,12 @@ static bool __expr_cmp(const struct expr *expr_a, const struct expr *expr_b)
 		if (expr_a->xfrm.direction != expr_b->xfrm.direction)
 			return false;
 		break;
+	case EXPR_FIB:
+		if (expr_a->fib.flags != expr_b->fib.flags)
+			return false;
+		if (expr_a->fib.result != expr_b->fib.result)
+			return false;
+		break;
 	default:
 		return false;
 	}