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-rw-r--r--drivers/s390/block/dcssblk.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 859f870..5e083d1 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -193,6 +193,12 @@ dcssblk_segment_warn(int rc, char* seg_name)
}
}
+static void dcssblk_unregister_callback(struct device *dev)
+{
+ device_unregister(dev);
+ put_device(dev);
+}
+
/*
* device attribute for switching shared/nonshared (exclusive)
* operation (show + store)
@@ -276,8 +282,7 @@ removeseg:
blk_cleanup_queue(dev_info->dcssblk_queue);
dev_info->gd->queue = NULL;
put_disk(dev_info->gd);
- device_unregister(dev);
- put_device(dev);
+ rc = device_schedule_callback(dev, dcssblk_unregister_callback);
out:
up_write(&dcssblk_devices_sem);
return rc;