1 files changed, 8 insertions, 0 deletions

diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 89028f2d8d26..b3f169f400db 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -192,6 +192,14 @@ nfsd4_open(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_open
         }
         if (status)
                 goto out;
+
+        /* Openowner is now set, so sequence id will get bumped.  Now we need
+         * these checks before we do any creates: */
+        if (nfs4_in_grace() && open->op_claim_type != NFS4_OPEN_CLAIM_PREVIOUS)
+                return nfserr_grace;
+        if (!nfs4_in_grace() && open->op_claim_type == NFS4_OPEN_CLAIM_PREVIOUS)
+                return nfserr_no_grace;
+
         switch (open->op_claim_type) {
                 case NFS4_OPEN_CLAIM_DELEGATE_CUR:
                         status = nfserr_inval;