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NFS: Try AUTH_UNIX when PUTROOTFH gets NFS4ERR_WRONGSEC

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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>
This commit is contained in:
Chuck Lever 2013-03-16 15:56:11 -04:00 committed by Trond Myklebust
parent 9a744ba398
commit c4eafe1135
1 changed files with 1 additions and 0 deletions
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fs/nfs/nfs4proc.c
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@ -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;