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sctp: Use ipv6_addr_diff() in sctp_v6_addr_match_len().

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Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki / 吉藤英明 2010-03-26 08:34:30 +00:00 committed by David S. Miller
parent d57b8fb8a8
commit de7737e056
1 changed files with 1 additions and 14 deletions
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15
net/sctp/ipv6.c
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@ -276,20 +276,7 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
static inline int sctp_v6_addr_match_len(union sctp_addr *s1,
union sctp_addr *s2)
{
struct in6_addr *a1 = &s1->v6.sin6_addr;
struct in6_addr *a2 = &s2->v6.sin6_addr;
int i, j;
for (i = 0; i < 4 ; i++) {
__be32 a1xora2;
a1xora2 = a1->s6_addr32[i] ^ a2->s6_addr32[i];
if ((j = fls(ntohl(a1xora2))))
return (i * 32 + 32 - j);
}
return (i*32);
return ipv6_addr_diff(&s1->v6.sin6_addr, &s2->v6.sin6_addr);
}
/* Fills in the source address(saddr) based on the destination address(daddr)