SUNRPC: Add a backpointer from the struct rpc_cred to the rpc_auth

Cleans up an issue whereby rpcsec_gss uses the rpc_clnt->cl_auth. If we want
to be able to add several rpc_auths to a single rpc_clnt, then this abuse
must go.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/sunrpc/auth_null.c b/net/sunrpc/auth_null.c
index 3df9fccab2f8..890bd9b3794b 100644
--- a/net/sunrpc/auth_null.c
+++ b/net/sunrpc/auth_null.c
@@ -133,6 +133,7 @@ struct rpc_credops	null_credops = {
 
 static
 struct rpc_cred null_cred = {
+        .cr_auth        = &null_auth,
         .cr_ops         = &null_credops,
         .cr_count       = ATOMIC_INIT(1),
         .cr_flags       = RPCAUTH_CRED_UPTODATE,