diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-13 15:25:59 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-13 15:25:59 +0100 |
| commit | 30beab1491f0b96b2f23d3fb68af01fd921a16d8 (patch) | |
| tree | c580bdc0846269fbb10feeda901ecec1a48ee2ef /drivers/i2c/i2c-core.c | |
| parent | 21af6c4f2aa5f63138871b4ddd77d7ebf2588c9d (diff) | |
| parent | c32511e2718618f0b53479eb36e07439aa363a74 (diff) | |
Merge with /shiny/git/linux-2.6/.git
Diffstat (limited to 'drivers/i2c/i2c-core.c')
| -rw-r--r-- | drivers/i2c/i2c-core.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 51ce268998cd..4fd4f52c8e9b 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -156,7 +156,7 @@ int i2c_add_adapter(struct i2c_adapter *adap) goto out_unlock; } - res = idr_get_new(&i2c_adapter_idr, NULL, &id); + res = idr_get_new(&i2c_adapter_idr, adap, &id); if (res < 0) { if (res == -EAGAIN) res = -ENOMEM; @@ -765,20 +765,15 @@ int i2c_adapter_id(struct i2c_adapter *adap) struct i2c_adapter* i2c_get_adapter(int id) { - struct list_head *item; struct i2c_adapter *adapter; down(&core_lists); - list_for_each(item,&adapters) { - adapter = list_entry(item, struct i2c_adapter, list); - if (id == adapter->nr && - try_module_get(adapter->owner)) { - up(&core_lists); - return adapter; - } - } + adapter = (struct i2c_adapter *)idr_find(&i2c_adapter_idr, id); + if (adapter && !try_module_get(adapter->owner)) + adapter = NULL; + up(&core_lists); - return NULL; + return adapter; } void i2c_put_adapter(struct i2c_adapter *adap) |