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[1/3] nfsd4: fix getacl head length estimation

Message ID 1487349854-9732-2-git-send-email-bfields@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Bruce Fields Feb. 17, 2017, 4:44 p.m. UTC 
From: "J. Bruce Fields" <bfields@redhat.com>

Bitmap and attrlen follow immediately after the op reply header, so I'm
not sure what this extra "+1" was for.

Consequences of this are just minor efficiency (extra calls to
xdr_shrink_bufhead).

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
---
 fs/nfs/nfs4xdr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index e9255cb453e6..bb95dd2edeef 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -2524,7 +2524,7 @@  static void nfs4_xdr_enc_getacl(struct rpc_rqst *req, struct xdr_stream *xdr,
 	encode_compound_hdr(xdr, req, &hdr);
 	encode_sequence(xdr, &args->seq_args, &hdr);
 	encode_putfh(xdr, args->fh, &hdr);
-	replen = hdr.replen + op_decode_hdr_maxsz + 1;
+	replen = hdr.replen + op_decode_hdr_maxsz;
 	encode_getattr_two(xdr, FATTR4_WORD0_ACL, 0, &hdr);
 
 	xdr_inline_pages(&req->rq_rcv_buf, replen << 2,