[S390] more workqueue fixes.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 9 insertions, 5 deletions

diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 3225fcd1dcb4..c8a89b3b87d4 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -15,6 +15,7 @@
 #include <linux/blkdev.h>
 #include <linux/interrupt.h>
 #include <linux/buffer_head.h>
+#include <linux/kernel.h>
 
 #include <asm/debug.h>
 
@@ -143,7 +144,8 @@ tapeblock_start_request(struct tape_device *device, struct request *req)
  * queue.
  */
 static void
-tapeblock_requeue(void *data) {
+tapeblock_requeue(struct work_struct *work) {
+        struct tape_blk_data *  blkdat;
         struct tape_device *    device;
         request_queue_t *       queue;
         int                     nr_queued;
@@ -151,7 +153,8 @@ tapeblock_requeue(void *data) {
         struct list_head *      l;
         int                     rc;
 
-        device = (struct tape_device *) data;
+        blkdat = container_of(work, struct tape_blk_data, requeue_task);
+        device = blkdat->device;
         if (!device)
                 return;
 
@@ -212,6 +215,7 @@ tapeblock_setup_device(struct tape_device * device)
         int                     rc;
 
         blkdat = &device->blk_data;
+        blkdat->device = device;
         spin_lock_init(&blkdat->request_queue_lock);
         atomic_set(&blkdat->requeue_scheduled, 0);
 
@@ -255,8 +259,8 @@ tapeblock_setup_device(struct tape_device * device)
 
         add_disk(disk);
 
-        INIT_WORK(&blkdat->requeue_task, tapeblock_requeue,
-                tape_get_device_reference(device));
+        tape_get_device_reference(device);
+        INIT_WORK(&blkdat->requeue_task, tapeblock_requeue);
 
         return 0;
 
@@ -271,7 +275,7 @@ void
 tapeblock_cleanup_device(struct tape_device *device)
 {
         flush_scheduled_work();
-        device->blk_data.requeue_task.data = tape_put_device(device);
+        tape_put_device(device);
 
         if (!device->blk_data.disk) {
                 PRINT_ERR("(%s): No gendisk to clean up!\n",