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author | Andy Adamson <andros@netapp.com> | 2009-04-03 08:28:12 +0300 |
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committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-04-03 17:41:16 -0700 |
commit | f9bb94c4c60f6e1d1717077bfddb614f03a607d1 (patch) | |
tree | 7f194a6ceca40f3b66e1e0a40b5f39af426269e1 /fs/nfsd/nfs4state.c | |
parent | b85d4c01b76f6969a085d07a767fa45225cb14be (diff) | |
download | linux-3.10-f9bb94c4c60f6e1d1717077bfddb614f03a607d1.tar.gz linux-3.10-f9bb94c4c60f6e1d1717077bfddb614f03a607d1.tar.bz2 linux-3.10-f9bb94c4c60f6e1d1717077bfddb614f03a607d1.zip |
nfsd41: enforce NFS4ERR_SEQUENCE_POS operation order rules for minorversion != 0 only.
Signed-off-by: Andy Adamson<andros@netapp.com>
[nfsd41: do not verify nfserr_sequence_pos for minorversion 0]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/nfsd/nfs4state.c')
-rw-r--r-- | fs/nfsd/nfs4state.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 24b6e059318..9243dca3576 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1047,10 +1047,14 @@ nfsd4_sequence(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_sequence *seq) { + struct nfsd4_compoundres *resp = rqstp->rq_resp; struct nfsd4_session *session; struct nfsd4_slot *slot; int status; + if (resp->opcnt != 1) + return nfserr_sequence_pos; + spin_lock(&sessionid_lock); status = nfserr_badsession; session = find_in_sessionid_hashtbl(&seq->sessionid); |