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nfs41: directly encode back channel error 

Skip all other processing when error is encountered.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andy Adamson 2010-01-14 17:45:05 -05:00 committed by Trond Myklebust
parent 31d2b4356b
commit b92b301900
1 changed files with 4 additions and 1 deletions
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5
fs/nfs/callback_xdr.c
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@ -625,16 +625,19 @@ static __be32 process_op(uint32_t minorversion, int nop,
preprocess_nfs4_op(op_nr, &op);
if (status == htonl(NFS4ERR_OP_ILLEGAL))
op_nr = OP_CB_ILLEGAL;
if (status)
goto encode_hdr;
maxlen = xdr_out->end - xdr_out->p;
if (maxlen > 0 && maxlen < PAGE_SIZE) {
if (likely(status == 0 && op->decode_args != NULL))
if (likely(op->decode_args != NULL))
status = op->decode_args(rqstp, xdr_in, argp);
if (likely(status == 0 && op->process_op != NULL))
status = op->process_op(argp, resp);
} else
status = htonl(NFS4ERR_RESOURCE);
encode_hdr:
res = encode_op_hdr(xdr_out, op_nr, status);
if (unlikely(res))
return res;