3.2.58-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: "J. Bruce Fields" <bfie...@redhat.com>
commit 4c69d5855a16f7378648c5733632628fa10431db upstream.
Signed-off-by: J. Bruce Fields <bfie...@redhat.com>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
fs/nfsd/nfs4proc.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1224,6 +1224,12 @@ nfsd4_proc_compound(struct svc_rqst *rqs
/* If op is non-idempotent */
if (opdesc->op_flags & OP_MODIFIES_SOMETHING) {
plen = opdesc->op_rsize_bop(rqstp, op);
+ /*
+ * If there's still another operation, make sure
+ * we'll have space to at least encode an error:
+ */
+ if (resp->opcnt < args->opcnt)
+ plen += COMPOUND_ERR_SLACK_SPACE;
op->status = nfsd4_check_resp_size(resp, plen);
}
--
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