From: Patrick McHardy Date: Wed, 22 Mar 2006 21:56:33 +0000 (-0800) Subject: [NETFILTER]: Fix xt_policy address matching X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=81fbfd6925c064b764cb0536aed9232c7b48f6df;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [NETFILTER]: Fix xt_policy address matching Fix missing inversion in address matching, it was broken during the conversion to x_tables. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- diff --git a/net/netfilter/xt_policy.c b/net/netfilter/xt_policy.c index d57a611ae0d3..1099cb005fcc 100644 --- a/net/netfilter/xt_policy.c +++ b/net/netfilter/xt_policy.c @@ -27,9 +27,9 @@ xt_addr_cmp(const union xt_policy_addr *a1, const union xt_policy_addr *m, { switch (family) { case AF_INET: - return (a1->a4.s_addr ^ a2->a4.s_addr) & m->a4.s_addr; + return !((a1->a4.s_addr ^ a2->a4.s_addr) & m->a4.s_addr); case AF_INET6: - return ipv6_masked_addr_cmp(&a1->a6, &m->a6, &a2->a6); + return !ipv6_masked_addr_cmp(&a1->a6, &m->a6, &a2->a6); } return 0; } @@ -44,7 +44,7 @@ match_xfrm_state(struct xfrm_state *x, const struct xt_policy_elem *e, #define MATCH(x,y) (!e->match.x || ((e->x == (y)) ^ e->invert.x)) return MATCH_ADDR(saddr, smask, (union xt_policy_addr *)&x->props.saddr) && - MATCH_ADDR(daddr, dmask, (union xt_policy_addr *)&x->id.daddr.a4) && + MATCH_ADDR(daddr, dmask, (union xt_policy_addr *)&x->id.daddr) && MATCH(proto, x->id.proto) && MATCH(mode, x->props.mode) && MATCH(spi, x->id.spi) &&