1 files changed, 11 insertions, 11 deletions

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 163a76c21ac5..57333944af7f 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1479,7 +1479,8 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
         err = vfs_getattr(exp->ex_mnt, dentry, &stat);
         if (err)
                 goto out_nfserr;
-        if ((bmval0 & (FATTR4_WORD0_FILES_FREE | FATTR4_WORD0_FILES_TOTAL)) ||
+        if ((bmval0 & (FATTR4_WORD0_FILES_FREE | FATTR4_WORD0_FILES_TOTAL |
+                        FATTR4_WORD0_MAXNAME)) ||
             (bmval1 & (FATTR4_WORD1_SPACE_AVAIL | FATTR4_WORD1_SPACE_FREE |
                        FATTR4_WORD1_SPACE_TOTAL))) {
                 err = vfs_statfs(dentry, &statfs);
@@ -1683,7 +1684,7 @@ out_acl:
         if (bmval0 & FATTR4_WORD0_FILEID) {
                 if ((buflen -= 8) < 0)
                         goto out_resource;
-                WRITE64((u64) stat.ino);
+                WRITE64(stat.ino);
         }
         if (bmval0 & FATTR4_WORD0_FILES_AVAIL) {
                 if ((buflen -= 8) < 0)
@@ -1725,7 +1726,7 @@ out_acl:
         if (bmval0 & FATTR4_WORD0_MAXNAME) {
                 if ((buflen -= 4) < 0)
                         goto out_resource;
-                WRITE32(~(u32) 0);
+                WRITE32(statfs.f_namelen);
         }
         if (bmval0 & FATTR4_WORD0_MAXREAD) {
                 if ((buflen -= 8) < 0)
@@ -1825,16 +1826,15 @@ out_acl:
                 WRITE32(stat.mtime.tv_nsec);
         }
         if (bmval1 & FATTR4_WORD1_MOUNTED_ON_FILEID) {
-                struct dentry *mnt_pnt, *mnt_root;
-
                 if ((buflen -= 8) < 0)
                         goto out_resource;
-                mnt_root = exp->ex_mnt->mnt_root;
-                if (mnt_root->d_inode == dentry->d_inode) {
-                        mnt_pnt = exp->ex_mnt->mnt_mountpoint;
-                        WRITE64((u64) mnt_pnt->d_inode->i_ino);
-                } else
-                        WRITE64((u64) stat.ino);
+                if (exp->ex_mnt->mnt_root->d_inode == dentry->d_inode) {
+                        err = vfs_getattr(exp->ex_mnt->mnt_parent,
+                                exp->ex_mnt->mnt_mountpoint, &stat);
+                        if (err)
+                                goto out_nfserr;
+                }
+                WRITE64(stat.ino);
         }
         *attrlenp = htonl((char *)p - (char *)attrlenp - 4);
         *countp = p - buffer;