Index: linux-2.4.35.4/drivers/mtd/mtdchar.c
===================================================================
--- linux-2.4.35.4.orig/drivers/mtd/mtdchar.c	2007-12-15 05:19:42.370835614 +0100
+++ linux-2.4.35.4/drivers/mtd/mtdchar.c	2007-12-15 05:19:50.539301109 +0100
@@ -558,13 +558,13 @@
 	sprintf(name, "%d", mtd->index);
 	devfs_rw_handle[mtd->index] = devfs_register(devfs_dir_handle, name,
 			DEVFS_FL_DEFAULT, MTD_CHAR_MAJOR, mtd->index*2,
-			S_IFCHR | S_IRUGO | S_IWUGO,
+			S_IFCHR | S_IRUSR | S_IWUSR,
 			&mtd_fops, NULL);
 
 	sprintf(name, "%dro", mtd->index);
 	devfs_ro_handle[mtd->index] = devfs_register(devfs_dir_handle, name,
 			DEVFS_FL_DEFAULT, MTD_CHAR_MAJOR, mtd->index*2+1,
-			S_IFCHR | S_IRUGO,
+			S_IFCHR | S_IRUSR,
 			&mtd_fops, NULL);
 }
 
Index: linux-2.4.35.4/drivers/mtd/mtdblock.c
===================================================================
--- linux-2.4.35.4.orig/drivers/mtd/mtdblock.c	2007-12-15 05:19:42.378836072 +0100
+++ linux-2.4.35.4/drivers/mtd/mtdblock.c	2007-12-15 05:19:50.539301109 +0100
@@ -601,7 +601,7 @@
         sprintf(name, "%d", mtd->index);
         devfs_rw_handle[mtd->index] = devfs_register(devfs_dir_handle, name,
                         DEVFS_FL_DEFAULT, MTD_BLOCK_MAJOR, mtd->index,
-                        S_IFBLK | S_IRUGO | S_IWUGO,
+                        S_IFBLK | S_IRUSR | S_IWUSR,
                         &mtd_fops, NULL);
 }