diff options
Diffstat (limited to 'drivers/s390/cio/vfio_ccw_drv.c')
-rw-r--r-- | drivers/s390/cio/vfio_ccw_drv.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c index fbc26338ceab..9fbd1b27a1ac 100644 --- a/drivers/s390/cio/vfio_ccw_drv.c +++ b/drivers/s390/cio/vfio_ccw_drv.c @@ -152,7 +152,7 @@ static void vfio_ccw_sch_irq(struct subchannel *sch) vfio_ccw_fsm_event(private, VFIO_CCW_EVENT_INTERRUPT); } -static void vfio_ccw_free_private(struct vfio_ccw_private *private) +void vfio_ccw_free_private(struct vfio_ccw_private *private) { struct vfio_ccw_crw *crw, *temp; @@ -180,7 +180,6 @@ static void vfio_ccw_free_parent(struct device *dev) static int vfio_ccw_sch_probe(struct subchannel *sch) { struct pmcw *pmcw = &sch->schib.pmcw; - struct vfio_ccw_private *private; struct vfio_ccw_parent *parent; int ret = -ENOMEM; @@ -201,14 +200,7 @@ static int vfio_ccw_sch_probe(struct subchannel *sch) if (ret) goto out_free; - private = kzalloc(sizeof(*private), GFP_KERNEL); - if (!private) { - device_unregister(&parent->dev); - return -ENOMEM; - } - dev_set_drvdata(&sch->dev, parent); - dev_set_drvdata(&parent->dev, private); parent->mdev_type.sysfs_name = "io"; parent->mdev_type.pretty_name = "I/O subchannel (Non-QDIO)"; @@ -227,25 +219,19 @@ static int vfio_ccw_sch_probe(struct subchannel *sch) out_unreg: device_unregister(&parent->dev); out_free: - dev_set_drvdata(&parent->dev, NULL); dev_set_drvdata(&sch->dev, NULL); - if (private) - vfio_ccw_free_private(private); return ret; } static void vfio_ccw_sch_remove(struct subchannel *sch) { struct vfio_ccw_parent *parent = dev_get_drvdata(&sch->dev); - struct vfio_ccw_private *private = dev_get_drvdata(&parent->dev); mdev_unregister_parent(&parent->parent); device_unregister(&parent->dev); dev_set_drvdata(&sch->dev, NULL); - vfio_ccw_free_private(private); - VFIO_CCW_MSG_EVENT(4, "unbound from subchannel %x.%x.%04x\n", sch->schid.cssid, sch->schid.ssid, sch->schid.sch_no); |