Index: linux-2.6.23/drivers/block/Kconfig
===================================================================
--- linux-2.6.23/drivers/block/Kconfig	2007-10-09 22:31:38.000000000 +0200
+++ linux-2.6.23.new/drivers/block/Kconfig	2007-10-22 18:07:49.000000000 +0200
@@ -65,6 +65,14 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called z2ram.
 
+config BLK_DEV_CF_MIPS
+	tristate "CF slot of RB153 board"
+	depends on MIPS_ADM5120
+	default y
+	help
+	  The Routerboard 153 has a CF slot on it. Enable the special block
+	  device driver for it.
+
 config BLK_DEV_XD
 	tristate "XT hard disk support"
 	depends on ISA && ISA_DMA_API
Index: linux-2.6.23/drivers/block/Makefile
===================================================================
--- linux-2.6.23/drivers/block/Makefile	2007-10-09 22:31:38.000000000 +0200
+++ linux-2.6.23.new/drivers/block/Makefile.new	2007-10-22 18:08:15.000000000 +0200
@@ -7,6 +7,7 @@
 
 obj-$(CONFIG_MAC_FLOPPY)	+= swim3.o
 obj-$(CONFIG_BLK_DEV_FD)	+= floppy.o
+obj-$(CONFIG_BLK_DEV_CF_MIPS)	+= rb1xx/
 obj-$(CONFIG_AMIGA_FLOPPY)	+= amiflop.o
 obj-$(CONFIG_PS3_DISK)		+= ps3disk.o
 obj-$(CONFIG_ATARI_FLOPPY)	+= ataflop.o
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 722e12e..60af038 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -526,6 +526,7 @@ exit:
                kobject_uevent(&p->kobj, KOBJ_ADD);
        }
 }
+EXPORT_SYMBOL(register_disk);

 int rescan_partitions(struct gendisk *disk, struct block_device *bdev)
 {