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| author | Andy Adamson <andros@netapp.com> | 2011-01-25 15:38:01 +0000 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-01-25 15:26:51 -0500 |
| commit | 778be232a207e79088ba70d832ac25dfea6fbf1a (patch) | |
| tree | 307249459e5ef45c4b3651c7fc5c454cdb3e0c92 /fs/nfs/callback_xdr.c | |
| parent | 80c30e8de4f81851b1f712bcc596e11d53bc76f1 (diff) | |
| download | lwn-778be232a207e79088ba70d832ac25dfea6fbf1a.tar.gz lwn-778be232a207e79088ba70d832ac25dfea6fbf1a.zip | |
NFS do not find client in NFSv4 pg_authenticate
The information required to find the nfs_client cooresponding to the incoming
back channel request is contained in the NFS layer. Perform minimal checking
in the RPC layer pg_authenticate method, and push more detailed checking into
the NFS layer where the nfs_client can be found.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/callback_xdr.c')
| -rw-r--r-- | fs/nfs/callback_xdr.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index 23112c263f81..14e0f9371d14 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -794,10 +794,9 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r if (hdr_arg.minorversion == 0) { cps.clp = nfs4_find_client_ident(hdr_arg.cb_ident); - if (!cps.clp) + if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp)) return rpc_drop_reply; - } else - cps.svc_sid = bc_xprt_sid(rqstp); + } hdr_res.taglen = hdr_arg.taglen; hdr_res.tag = hdr_arg.tag; |