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authorIngo Molnar <mingo@elte.hu>2008-06-25 12:30:26 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:30:26 +0200
commit037a6079eb925f7653bddf1501f777abcd4fc91e (patch)
tree2249c4c4852837163e67190bf8bfe06516a65510 /include/net/ipv6.h
parent0754557d72c1fbfc5fcfd5235e7c23ae6f77248c (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/garttip-x86-gart-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] |