1 files changed, 27 insertions, 0 deletions

diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 095431a35722..f80c3997d24c 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -780,6 +780,29 @@ nfsd4_secinfo(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 }
 
 static __be32
+nfsd4_secinfo_no_name(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
+              struct nfsd4_secinfo_no_name *sin)
+{
+        __be32 err;
+
+        switch (sin->sin_style) {
+        case NFS4_SECINFO_STYLE4_CURRENT_FH:
+                break;
+        case NFS4_SECINFO_STYLE4_PARENT:
+                err = nfsd4_do_lookupp(rqstp, &cstate->current_fh);
+                if (err)
+                        return err;
+                break;
+        default:
+                return nfserr_inval;
+        }
+        exp_get(cstate->current_fh.fh_export);
+        sin->sin_exp = cstate->current_fh.fh_export;
+        fh_put(&cstate->current_fh);
+        return nfs_ok;
+}
+
+static __be32
 nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
               struct nfsd4_setattr *setattr)
 {
@@ -1327,6 +1350,10 @@ static struct nfsd4_operation nfsd4_ops[] = {
                 .op_flags = ALLOWED_WITHOUT_FH,
                 .op_name = "OP_RECLAIM_COMPLETE",
         },
+        [OP_SECINFO_NO_NAME] = {
+                .op_func = (nfsd4op_func)nfsd4_secinfo_no_name,
+                .op_name = "OP_SECINFO_NO_NAME",
+        },
 };
 
 static const char *nfsd4_op_name(unsigned opnum)