[NETFILTER 06/07]: xt_iprange: fix subtraction-based comparison

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[NETFILTER]: xt_iprange: fix subtraction-based comparison

The host address parts need to be converted to host-endian first
before arithmetic makes any sense on them.

Signed-off-by: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Signed-off-by: Patrick McHardy <kaber@xxxxxxxxx>

---
commit 5a090319a35aac1052102d97c431230d3140daf1
tree 72fb9bcb9ebf94fad277a3461288d23841f50662
parent 4e2e7aba6471fcd945a3f8fdc40d5cf11e7039b3
author Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx> Tue, 19 Feb 2008 17:15:29 +0100
committer Patrick McHardy <kaber@xxxxxxxxx> Tue, 19 Feb 2008 17:15:29 +0100

 net/netfilter/xt_iprange.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/netfilter/xt_iprange.c b/net/netfilter/xt_iprange.c
index 4f984dc..500528d 100644
--- a/net/netfilter/xt_iprange.c
+++ b/net/netfilter/xt_iprange.c
@@ -102,7 +102,7 @@ iprange_ipv6_sub(const struct in6_addr *a, const struct in6_addr *b)
 	int r;
 
 	for (i = 0; i < 4; ++i) {
-		r = (__force u32)a->s6_addr32[i] - (__force u32)b->s6_addr32[i];
+		r = ntohl(a->s6_addr32[i]) - ntohl(b->s6_addr32[i]);
 		if (r != 0)
 			return r;
 	}
-
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