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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-04-18 17:07:43 (GMT)
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-04-18 17:07:43 (GMT)
commitd5381e42f64ca19f05c5799ffae5708acb6ed411 (patch)
tree8b5e757a9847047102c475c6c583afc191d02e5b /include/net/if_inet6.h
parentf030d60b30855e18ac5bf080fa9e576147623d18 (diff)
parentb3c27b51db9112d03864fdef44fa611dd69c1425 (diff)
downloadlinux-fsl-qoriq-d5381e42f64ca19f05c5799ffae5708acb6ed411.tar.xz
ASoC: Merge branch 'for-2.6.39' into for-2.6.40
Fix trivial conflict caused by silly spelling fix patch. Conflicts: sound/soc/codecs/wm8994.c
Diffstat (limited to 'include/net/if_inet6.h')
-rw-r--r--include/net/if_inet6.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h
index 04977ee..fccc218 100644
--- a/include/net/if_inet6.h
+++ b/include/net/if_inet6.h
@@ -286,5 +286,21 @@ static inline void ipv6_ib_mc_map(const struct in6_addr *addr,
buf[9] = broadcast[9];
memcpy(buf + 10, addr->s6_addr + 6, 10);
}
+
+static inline int ipv6_ipgre_mc_map(const struct in6_addr *addr,
+ const unsigned char *broadcast, char *buf)
+{
+ if ((broadcast[0] | broadcast[1] | broadcast[2] | broadcast[3]) != 0) {
+ memcpy(buf, broadcast, 4);
+ } else {
+ /* v4mapped? */
+ if ((addr->s6_addr32[0] | addr->s6_addr32[1] |
+ (addr->s6_addr32[2] ^ htonl(0x0000ffff))) != 0)
+ return -EINVAL;
+ memcpy(buf, &addr->s6_addr32[3], 4);
+ }
+ return 0;
+}
+
#endif
#endif