[CIFS] Fix typo in name of new cifs_show_stats

Signed-off-by: Steve French <sfrench@us.ibm.com>

fs/cifs/cifsfs.c

@@ -465,7 +465,7 @@ static struct super_operations cifs_super_ops = {
 	.umount_begin   = cifs_umount_begin,
 	.remount_fs = cifs_remount,
 #ifdef CONFIG_CIFS_STATS2
-	.cifs_show_stats,
+	.show_stats = cifs_show_stats,
 #endif
 };