From 24816d3c530007d62f72b37ffabc35277c090cd1 Mon Sep 17 00:00:00 2001 From: Bart De Schuymer Date: Sun, 11 Feb 2007 12:47:58 +0000 Subject: speedup checking for loops --- libebtc.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'libebtc.c') diff --git a/libebtc.c b/libebtc.c index 02003a7..f76a04c 100644 --- a/libebtc.c +++ b/libebtc.c @@ -1019,8 +1019,6 @@ void ebt_check_for_loops(struct ebt_u_replace *replace) verdict = ((struct ebt_standard_target *)(e->t))->verdict; if (verdict < 0) goto letscontinue; - entries2 = replace->chains[verdict + NF_BR_NUMHOOKS]; - entries2->hook_mask |= entries->hook_mask; /* Now see if we've been here before */ for (k = 0; k < sp; k++) if (stack[k].chain_nr == verdict + NF_BR_NUMHOOKS) { @@ -1029,6 +1027,11 @@ void ebt_check_for_loops(struct ebt_u_replace *replace) replace->chains[stack[k].chain_nr]->name); goto free_stack; } + entries2 = replace->chains[verdict + NF_BR_NUMHOOKS]; + /* check if we've dealt with this chain already */ + if (entries2->hook_mask & (1<hook_mask |= entries->hook_mask; /* Jump to the chain, make sure we know how to get back */ stack[sp].chain_nr = chain_nr; stack[sp].n = j; -- cgit v1.2.3