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[nft,1/4] segtree: set expr->len for prefix expression from interval_map_decompose()

Message ID 1461427720-4939-2-git-send-email-pablo@netfilter.org
State Accepted
Delegated to: Pablo Neira
Headers show

Commit Message

Pablo Neira Ayuso April 23, 2016, 4:08 p.m. UTC 
This field needs to be set for the new interval overlap detection.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 src/segtree.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/src/segtree.c b/src/segtree.c
index 668c085..f544704 100644
--- a/src/segtree.c
+++ b/src/segtree.c
@@ -624,6 +624,7 @@  void interval_map_decompose(struct expr *set)
 			prefix_len = expr_value(i)->len - mpz_scan0(range, 0);
 			prefix = prefix_expr_alloc(&low->location, expr_value(low),
 						   prefix_len);
+			prefix->len = low->len;
 			prefix = set_elem_expr_alloc(&low->location, prefix);
 			if (low->ops->type == EXPR_MAPPING)
 				prefix = mapping_expr_alloc(&low->location, prefix,