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media: dvb-frontends: Use kmemdup instead of duplicating its function

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kmemdup has implemented the function that kmalloc() + memcpy().
We prefer to kmemdup rather than code opened implementation.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
zhong jiang 2018-09-19 04:16:09 -04:00 committed by Mauro Carvalho Chehab
parent 73f847af39
commit 2c4746cf45
1 changed files with 2 additions and 4 deletions
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6
drivers/media/dvb-frontends/lgdt3306a.c
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@ -2205,15 +2205,13 @@ static int lgdt3306a_probe(struct i2c_client *client,
struct dvb_frontend *fe;
int ret;
config = kzalloc(sizeof(struct lgdt3306a_config), GFP_KERNEL);
config = kmemdup(client->dev.platform_data,
sizeof(struct lgdt3306a_config), GFP_KERNEL);
if (config == NULL) {
ret = -ENOMEM;
goto fail;
}
memcpy(config, client->dev.platform_data,
sizeof(struct lgdt3306a_config));
config->i2c_addr = client->addr;
fe = lgdt3306a_attach(config, client->adapter);
if (fe == NULL) {