commit d995f13b64092a8f3fd375a8815841e6fb635cd7
Author: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Date: Thu Jan 31 23:12:07 2008 +0100
[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>
---
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 01035fc..624eeda 100644
--- a/net/netfilter/xt_iprange.c
+++ b/net/netfilter/xt_iprange.c
@@ -101,7 +101,7 @@ 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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