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authorMi Jinlong <mijinlong@cn.fujitsu.com>2011-08-30 13:22:49 +0400
committerJ. Bruce Fields <bfields@redhat.com>2011-09-14 16:22:02 +0400
commit038c01598e728cda5b2996c4bf883e8485b2fe50 (patch)
tree6d2dbb22183d308fd3e85ddfea2286f0e77b99af /include/linux/sunrpc/clnt.h
parent849a1cf13d4394d398d91752166e92e9ecd64f8d (diff)
downloadlinux-038c01598e728cda5b2996c4bf883e8485b2fe50.tar.xz
SUNRPC: compare scopeid for link-local addresses
For ipv6 link-local addresses, sunrpc do not compare those scope id. This patch let sunrpc compares scope id only on link-local addresses. Signed-off-by: Mi Jinlong <mijinlong@cn.fujitsu.com> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/linux/sunrpc/clnt.h')
-rw-r--r--include/linux/sunrpc/clnt.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index db7bcaf7c5bd..ee1bb67f525e 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -218,7 +218,13 @@ static inline bool __rpc_cmp_addr6(const struct sockaddr *sap1,
{
const struct sockaddr_in6 *sin1 = (const struct sockaddr_in6 *)sap1;
const struct sockaddr_in6 *sin2 = (const struct sockaddr_in6 *)sap2;
- return ipv6_addr_equal(&sin1->sin6_addr, &sin2->sin6_addr);
+
+ if (!ipv6_addr_equal(&sin1->sin6_addr, &sin2->sin6_addr))
+ return false;
+ else if (ipv6_addr_type(&sin1->sin6_addr) & IPV6_ADDR_LINKLOCAL)
+ return sin1->sin6_scope_id == sin2->sin6_scope_id;
+
+ return true;
}
static inline bool __rpc_copy_addr6(struct sockaddr *dst,