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authorIngo Molnar <mingo@elte.hu>2008-06-25 12:30:54 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:30:54 +0200
commit0ed368c71aa65cba8d349432bd4dab4a9a2eb39c (patch)
tree7746534bafd57f6764bda8f26efc3929a4acf914 /include/net/ipv6.h
parent7aaaec38fcd9ef3172e69f8c19f20113830a8498 (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/kconfigtip-x86-kconfig-2008-06-25_10.30_Wed
Diffstat (limited to 'include/net/ipv6.h')
-rw-r--r--include/net/ipv6.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index e0a612bc9c4e..f422f7218e1c 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -367,6 +367,12 @@ static inline int ipv6_addr_any(const struct in6_addr *a)
a->s6_addr32[2] | a->s6_addr32[3] ) == 0);
}
+static inline int ipv6_addr_loopback(const struct in6_addr *a)
+{
+ return ((a->s6_addr32[0] | a->s6_addr32[1] |
+ a->s6_addr32[2] | (a->s6_addr32[3] ^ htonl(1))) == 0);
+}
+
static inline int ipv6_addr_v4mapped(const struct in6_addr *a)
{
return ((a->s6_addr32[0] | a->s6_addr32[1] |