NFS: Try AUTH_UNIX when PUTROOTFH gets NFS4ERR_WRONGSEC
authorChuck Lever <chuck.lever@oracle.com>
Sat, 16 Mar 2013 19:56:11 +0000 (15:56 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Fri, 29 Mar 2013 19:45:09 +0000 (15:45 -0400)
Most NFSv4 servers implement AUTH_UNIX, and administrators will
prefer this over AUTH_NULL.  It is harmless for our client to try
this flavor in addition to the flavors mandated by RFC 3530/5661.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
fs/nfs/nfs4proc.c

index dd3a437..a8e6d80 100644 (file)
@@ -2531,6 +2531,7 @@ static int nfs4_find_root_sec(struct nfs_server *server, struct nfs_fh *fhandle,
                RPC_AUTH_GSS_KRB5P,
                RPC_AUTH_GSS_KRB5I,
                RPC_AUTH_GSS_KRB5,
+               RPC_AUTH_UNIX,                  /* courtesy */
                RPC_AUTH_NULL,
        };
        int status = -EPERM;