cdrom: use list_head for cdrom_device_info list
Use list_head for cdrom_device_info list instead of opencoded
singly list handling.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index a5cd204..40e05d0 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -910,6 +910,7 @@
#ifdef __KERNEL__
#include <linux/fs.h> /* not really needed, later.. */
#include <linux/device.h>
+#include <linux/list.h>
struct packet_command
{
@@ -934,7 +935,7 @@
/* Uniform cdrom data structures for cdrom.c */
struct cdrom_device_info {
struct cdrom_device_ops *ops; /* link to device_ops */
- struct cdrom_device_info *next; /* next device_info for this major */
+ struct list_head list; /* linked list of all device_info */
struct gendisk *disk; /* matching block layer disk */
void *handle; /* driver-dependent data */
/* specifications */