nfsd: move svc_fh->fh_maxsize to just after fh_handle

This moves the hole in the struct down below the flags fields, which
allows us to potentially add a new flag without growing the struct.

Signed-off-by: Jeff Layton <[e-mail]>
Signed-off-by: J. Bruce Fields <[e-mail]>

fs/nfsd/nfsfh.h

···
  */
 typedef struct svc_fh {
 	struct knfsd_fh		fh_handle;	/* FH data */
+	int			fh_maxsize;	/* max size for fh_handle */
 	struct dentry *		fh_dentry;	/* validated dentry */
 	struct svc_export *	fh_export;	/* export pointer */
-	int			fh_maxsize;	/* max size for fh_handle */
 
 	unsigned char		fh_locked;	/* inode locked by us */
 	unsigned char		fh_want_write;	/* remount protection taken */