kobject: convert ibmasm to use kref, not kobject

The IBM asm driver is using a kobject only for reference counting,
nothing else.  So switch it to use a kref instead, which is all that is
needed, and is much smaller.

Cc: Max Asböck <amax@us.ibm.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 3 insertions, 9 deletions

diff --git a/drivers/misc/ibmasm/command.c b/drivers/misc/ibmasm/command.c
index 6497872df524..1a0e7978226a 100644
--- a/drivers/misc/ibmasm/command.c
+++ b/drivers/misc/ibmasm/command.c
@@ -26,11 +26,6 @@
 #include "lowlevel.h"
 
 static void exec_next_command(struct service_processor *sp);
-static void free_command(struct kobject *kobj);
-
-static struct kobj_type ibmasm_cmd_kobj_type = {
-        .release = free_command,
-};
 
 static atomic_t command_count = ATOMIC_INIT(0);
 
@@ -53,8 +48,7 @@ struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_s
         }
         cmd->buffer_size = buffer_size;
 
-        kobject_init(&cmd->kobj);
-        cmd->kobj.ktype = &ibmasm_cmd_kobj_type;
+        kref_init(&cmd->kref);
         cmd->lock = &sp->lock;
 
         cmd->status = IBMASM_CMD_PENDING;
@@ -67,9 +61,9 @@ struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_s
         return cmd;
 }
 
-static void free_command(struct kobject *kobj)
+void ibmasm_free_command(struct kref *kref)
 {
-        struct command *cmd = to_command(kobj);
+        struct command *cmd = to_command(kref);
 
         list_del(&cmd->queue_node);
         atomic_dec(&command_count);