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authorIngo Molnar <mingo@elte.hu>2008-06-23 09:53:03 (GMT)
committerIngo Molnar <mingo@elte.hu>2008-06-23 09:53:03 (GMT)
commit009b9fc98ddd83f9139fdabb12c0d7a8535d5421 (patch)
treef7d3e182407d2ebe50a9b8db6361ac910027a1cf /include/net/ipv6.h
parent3711ccb07b7f0a13f4f1aa16a8fdca9c930f21ca (diff)
parent481c5346d0981940ee63037eb53e4e37b0735c10 (diff)
downloadlinux-fsl-qoriq-009b9fc98ddd83f9139fdabb12c0d7a8535d5421.tar.xz
Merge branch 'linus' into x86/threadinfo
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 e0a612b..f422f72 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] |