NFSv4: Don't test open_stateid unless it is set
We need to test the NFS_OPEN_STATE flag for whether or not the open_stateid is valid. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Tested-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
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@ -2587,6 +2587,11 @@ static int nfs41_check_open_stateid(struct nfs4_state *state)
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struct rpc_cred *cred = state->owner->so_cred;
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int status;
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if (test_bit(NFS_OPEN_STATE, &state->flags) == 0) {
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if (test_bit(NFS_DELEGATED_STATE, &state->flags) == 0)
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return NFS_OK;
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return -NFS4ERR_BAD_STATEID;
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}
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/* If a state reset has been done, test_stateid is unneeded */
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if ((test_bit(NFS_O_RDONLY_STATE, &state->flags) == 0) &&
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(test_bit(NFS_O_WRONLY_STATE, &state->flags) == 0) &&
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