diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/dd.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/base/dd.c b/drivers/base/dd.c index da57ee9..7e9219b 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -245,6 +245,10 @@ int device_attach(struct device *dev) device_lock(dev); if (dev->driver) { + if (klist_node_attached(&dev->p->knode_driver)) { + ret = 1; + goto out_unlock; + } ret = device_bind_driver(dev); if (ret == 0) ret = 1; @@ -257,6 +261,7 @@ int device_attach(struct device *dev) ret = bus_for_each_drv(dev->bus, NULL, dev, __device_attach); pm_runtime_put_sync(dev); } +out_unlock: device_unlock(dev); return ret; } |