diff options
| author | Yicong Yang <yangyicong@hisilicon.com> | 2021-04-08 20:17:40 +0800 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2021-04-08 23:00:12 +0200 |
| commit | bb7f086b8404e70ac2891ba539f959805f1684b0 (patch) | |
| tree | dcb33049c98945380df30f15f9f29bfac7867d79 | |
| parent | 3ab4ce2daf09b62e38934a7afe3e9fc3f3cbcdec (diff) | |
i2c: core: simplify devm_i2c_new_dummy_device()
Use devm_add_action_or_reset() instead of devres_alloc() and
devres_add(), which works the same. This will simplify the
code. There is no functional change.
Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
| -rw-r--r-- | drivers/i2c/i2c-core-base.c | 28 |
1 files changed, 9 insertions, 19 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index e7be127eeee4..15977add74bc 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -1016,15 +1016,9 @@ struct i2c_client *i2c_new_dummy_device(struct i2c_adapter *adapter, u16 address } EXPORT_SYMBOL_GPL(i2c_new_dummy_device); -struct i2c_dummy_devres { - struct i2c_client *client; -}; - -static void devm_i2c_release_dummy(struct device *dev, void *res) +static void devm_i2c_release_dummy(void *client) { - struct i2c_dummy_devres *this = res; - - i2c_unregister_device(this->client); + i2c_unregister_device(client); } /** @@ -1041,20 +1035,16 @@ struct i2c_client *devm_i2c_new_dummy_device(struct device *dev, struct i2c_adapter *adapter, u16 address) { - struct i2c_dummy_devres *dr; struct i2c_client *client; - - dr = devres_alloc(devm_i2c_release_dummy, sizeof(*dr), GFP_KERNEL); - if (!dr) - return ERR_PTR(-ENOMEM); + int ret; client = i2c_new_dummy_device(adapter, address); - if (IS_ERR(client)) { - devres_free(dr); - } else { - dr->client = client; - devres_add(dev, dr); - } + if (IS_ERR(client)) + return client; + + ret = devm_add_action_or_reset(dev, devm_i2c_release_dummy, client); + if (ret) + return ERR_PTR(ret); return client; } |