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nfsd4: fix off-by-one-error in SEQUENCE reply

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The values here represent highest slotid numbers.  Since slotid's are
numbered starting from zero, the highest should be one less than the
number of slots.

Reported-by: Rick Macklem <rmacklem@uoguelph.ca>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2011-08-31 15:39:30 -04:00
parent c152292f9e
commit b7d7ca3580
1 changed files with 3 additions and 3 deletions
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6
fs/nfsd/nfs4xdr.c
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@ -3221,9 +3221,9 @@ nfsd4_encode_sequence(struct nfsd4_compoundres *resp, int nfserr,
WRITEMEM(seq->sessionid.data, NFS4_MAX_SESSIONID_LEN);
WRITE32(seq->seqid);
WRITE32(seq->slotid);
WRITE32(seq->maxslots);
/* For now: target_maxslots = maxslots */
WRITE32(seq->maxslots);
/* Note slotid's are numbered from zero: */
WRITE32(seq->maxslots - 1); /* sr_highest_slotid */
WRITE32(seq->maxslots - 1); /* sr_target_highest_slotid */
WRITE32(seq->status_flags);
ADJUST_ARGS();