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path: root/fs/nfsd/nfs4proc.c
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Diffstat (limited to 'fs/nfsd/nfs4proc.c')
-rw-r--r--fs/nfsd/nfs4proc.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index f9aeefc0da73..7f7e6bb23a90 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -2893,10 +2893,20 @@ nfsd4_proc_compound(struct svc_rqst *rqstp)
rqstp->rq_lease_breaker = (void **)&cstate->clp;
- trace_nfsd_compound(rqstp, args->tag, args->taglen, args->opcnt);
+ trace_nfsd_compound(rqstp, args->tag, args->taglen, args->client_opcnt);
while (!status && resp->opcnt < args->opcnt) {
op = &args->ops[resp->opcnt++];
+ if (unlikely(resp->opcnt == NFSD_MAX_OPS_PER_COMPOUND)) {
+ /* If there are still more operations to process,
+ * stop here and report NFS4ERR_RESOURCE. */
+ if (cstate->minorversion == 0 &&
+ args->client_opcnt > resp->opcnt) {
+ op->status = nfserr_resource;
+ goto encode_op;
+ }
+ }
+
/*
* The XDR decode routines may have pre-set op->status;
* for example, if there is a miscellaneous XDR error
@@ -2973,7 +2983,7 @@ encode_op:
status = op->status;
}
- trace_nfsd_compound_status(args->opcnt, resp->opcnt,
+ trace_nfsd_compound_status(args->client_opcnt, resp->opcnt,
status, nfsd4_op_name(op->opnum));
nfsd4_cstate_clear_replay(cstate);