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nfsd: Don't set eof on a truncated READ_PLUS 

If the READ_PLUS operation was truncated due to an error, then ensure we
clear the 'eof' flag.

Fixes: 9f0b5792f0 ("NFSD: Encode a full READ_PLUS reply")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Trond Myklebust 2020-12-11 12:26:15 -05:00 committed by Chuck Lever
parent 72d78717c6
commit b68f0cbd3f
1 changed files with 5 additions and 4 deletions
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9
fs/nfsd/nfs4xdr.c
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@ -4860,14 +4860,15 @@ out:
if (nfserr && segments == 0)
xdr_truncate_encode(xdr, starting_len);
else {
if (nfserr) {
xdr_truncate_encode(xdr, last_segment);
nfserr = nfs_ok;
eof = 0;
}
tmp = htonl(eof);
write_bytes_to_xdr_buf(xdr->buf, starting_len, &tmp, 4);
tmp = htonl(segments);
write_bytes_to_xdr_buf(xdr->buf, starting_len + 4, &tmp, 4);
if (nfserr) {
xdr_truncate_encode(xdr, last_segment);
nfserr = nfs_ok;
}
}
return nfserr;