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path: root/drivers/s390/cio/ccwgroup.c
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Diffstat (limited to 'drivers/s390/cio/ccwgroup.c')
-rw-r--r--drivers/s390/cio/ccwgroup.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index e0ce65f..3ac2c20 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -113,7 +113,8 @@ ccwgroup_release (struct device *dev)
for (i = 0; i < gdev->count; i++) {
if (gdev->cdev[i]) {
- dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
+ if (dev_get_drvdata(&gdev->cdev[i]->dev) == gdev)
+ dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
put_device(&gdev->cdev[i]->dev);
}
}
@@ -268,8 +269,7 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
goto error;
}
- snprintf (gdev->dev.bus_id, BUS_ID_SIZE, "%s",
- gdev->cdev[0]->dev.bus_id);
+ dev_set_name(&gdev->dev, "%s", dev_name(&gdev->cdev[0]->dev));
rc = device_add(&gdev->dev);
if (rc)
@@ -296,6 +296,7 @@ error:
if (dev_get_drvdata(&gdev->cdev[i]->dev) == gdev)
dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
put_device(&gdev->cdev[i]->dev);
+ gdev->cdev[i] = NULL;
}
mutex_unlock(&gdev->reg_mutex);
put_device(&gdev->dev);
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