- return status;
- if (open->op_claim_type == NFS4_OPEN_CLAIM_NULL) {
- /*
- * This block of code will (1) set CURRENT_FH to the file being opened,
- * creating it if necessary, (2) set open->op_cinfo,
- * (3) set open->op_truncate if the file is to be truncated
- * after opening, (4) do permission checking.
- */
- status = do_open_lookup(rqstp, current_fh, open);
- if (status)
- return status;
- } else if (open->op_claim_type == NFS4_OPEN_CLAIM_PREVIOUS) {
- /*
- * The CURRENT_FH is already set to the file being opened. This
- * block of code will (1) set open->op_cinfo, (2) set
- * open->op_truncate if the file is to be truncated after opening,
- * (3) do permission checking.
- */
- status = do_open_fhandle(rqstp, current_fh, open);
- if (status)
- return status;
- } else {
- printk("NFSD: unsupported OPEN claim type\n");
- return nfserr_inval;
+ goto out;
+
+ /* Openowner is now set, so sequence id will get bumped. Now we need
+ * these checks before we do any creates: */
+ status = nfserr_grace;
+ if (nfs4_in_grace() && open->op_claim_type != NFS4_OPEN_CLAIM_PREVIOUS)
+ goto out;
+ status = nfserr_no_grace;
+ if (!nfs4_in_grace() && open->op_claim_type == NFS4_OPEN_CLAIM_PREVIOUS)
+ goto out;
+
+ switch (open->op_claim_type) {
+ case NFS4_OPEN_CLAIM_DELEGATE_CUR:
+ status = nfserr_inval;
+ if (open->op_create)
+ goto out;
+ /* fall through */
+ case NFS4_OPEN_CLAIM_NULL:
+ /*
+ * (1) set CURRENT_FH to the file being opened,
+ * creating it if necessary, (2) set open->op_cinfo,
+ * (3) set open->op_truncate if the file is to be
+ * truncated after opening, (4) do permission checking.
+ */
+ status = do_open_lookup(rqstp, current_fh, open);
+ if (status)
+ goto out;
+ break;
+ case NFS4_OPEN_CLAIM_PREVIOUS:
+ open->op_stateowner->so_confirmed = 1;
+ /*
+ * The CURRENT_FH is already set to the file being
+ * opened. (1) set open->op_cinfo, (2) set
+ * open->op_truncate if the file is to be truncated
+ * after opening, (3) do permission checking.
+ */
+ status = do_open_fhandle(rqstp, current_fh, open);
+ if (status)
+ goto out;
+ break;
+ case NFS4_OPEN_CLAIM_DELEGATE_PREV:
+ open->op_stateowner->so_confirmed = 1;
+ printk("NFSD: unsupported OPEN claim type %d\n",
+ open->op_claim_type);
+ status = nfserr_notsupp;
+ goto out;
+ default:
+ printk("NFSD: Invalid OPEN claim type %d\n",
+ open->op_claim_type);
+ status = nfserr_inval;
+ goto out;