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authorTrond Myklebust <trond.myklebust@hammerspace.com>2020-12-11 12:26:15 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-01-27 11:55:05 +0100
commit6533681890902e3b59bbceaea311760b3791c28d (patch)
tree99f893f185a0ff73190fba725e354d63e21da158 /fs
parentde82ec8e5e8cba33f84ebef26478b636e94a90fb (diff)
nfsd: Don't set eof on a truncated READ_PLUS
[ Upstream commit b68f0cbd3f95f2df81e525c310a41fc73c2ed0d3 ] If the READ_PLUS operation was truncated due to an error, then ensure we clear the 'eof' flag. Fixes: 9f0b5792f07d ("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfsd/nfs4xdr.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 26f6e277101d..5f5169b9c2e9 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -4736,14 +4736,15 @@ out:
if (nfserr && segments == 0)
xdr_truncate_encode(xdr, starting_len);
else {
- 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;
+ 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);
}
return nfserr;