diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:45 +0200 |
| commit | 93776a8ec746cf9d32c36e5a5b23d28d8be28826 (patch) | |
| tree | 6c472ae9f709246ee5268e1d71559d07839fb965 /drivers/base/driver.c | |
| parent | 34886c8bc590f078d4c0b88f50d061326639198d (diff) | |
| parent | d508afb437daee7cf07da085b635c44a4ebf9b38 (diff) | |
Merge branch 'linus' into tracing/core
Merge reason: update to upstream tracing facilities
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/base/driver.c')
| -rw-r--r-- | drivers/base/driver.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 1e2bda780e48..c51f11bb29ae 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -19,7 +19,14 @@ static struct device *next_device(struct klist_iter *i) { struct klist_node *n = klist_next(i); - return n ? container_of(n, struct device, knode_driver) : NULL; + struct device *dev = NULL; + struct device_private *dev_prv; + + if (n) { + dev_prv = to_device_private_driver(n); + dev = dev_prv->device; + } + return dev; } /** @@ -42,7 +49,7 @@ int driver_for_each_device(struct device_driver *drv, struct device *start, return -EINVAL; klist_iter_init_node(&drv->p->klist_devices, &i, - start ? &start->knode_driver : NULL); + start ? &start->p->knode_driver : NULL); while ((dev = next_device(&i)) && !error) error = fn(dev, data); klist_iter_exit(&i); @@ -76,7 +83,7 @@ struct device *driver_find_device(struct device_driver *drv, return NULL; klist_iter_init_node(&drv->p->klist_devices, &i, - (start ? &start->knode_driver : NULL)); + (start ? &start->p->knode_driver : NULL)); while ((dev = next_device(&i))) if (match(dev, data) && get_device(dev)) break; @@ -216,6 +223,8 @@ int driver_register(struct device_driver *drv) int ret; struct device_driver *other; + BUG_ON(!drv->bus->p); + if ((drv->bus->probe && drv->probe) || (drv->bus->remove && drv->remove) || (drv->bus->shutdown && drv->shutdown)) |