block: fix oops in blk_queue_io_stat()

[safe/jmp/linux-2.6] / block / cmd-filter.c

diff --git a/block/cmd-filter.c b/block/cmd-filter.c
index 79c1499..504b275 100644 (file)
--- a/block/cmd-filter.c
+++ b/block/cmd-filter.c
@@ -27,7 +27,7 @@
 #include <linux/cdrom.h>
 
 int blk_verify_command(struct blk_cmd_filter *filter,
-                      unsigned char *cmd, int has_write_perm)
+                      unsigned char *cmd, fmode_t has_write_perm)
 {
        /* root can do any command. */
        if (capable(CAP_SYS_RAWIO))
@@ -211,14 +211,10 @@ int blk_register_filter(struct gendisk *disk)
 {
        int ret;
        struct blk_cmd_filter *filter = &disk->queue->cmd_filter;
-       struct kobject *parent = kobject_get(disk->holder_dir->parent);
 
-       if (!parent)
-               return -ENODEV;
-
-       ret = kobject_init_and_add(&filter->kobj, &rcf_ktype, parent,
+       ret = kobject_init_and_add(&filter->kobj, &rcf_ktype,
+                                  &disk_to_dev(disk)->kobj,
                                   "%s", "cmd_filter");
-
        if (ret < 0)
                return ret;
 
@@ -231,7 +227,6 @@ void blk_unregister_filter(struct gendisk *disk)
        struct blk_cmd_filter *filter = &disk->queue->cmd_filter;
 
        kobject_put(&filter->kobj);
-       kobject_put(disk->holder_dir->parent);
 }
 EXPORT_SYMBOL(blk_unregister_filter);
 #endif