media: dvb-frontends: Use kmemdup instead of duplicating its function
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>
diff --git a/drivers/media/dvb-frontends/lgdt3306a.c b/drivers/media/dvb-frontends/lgdt3306a.c
index 0e1f5da..cee9c83 100644
--- a/drivers/media/dvb-frontends/lgdt3306a.c
+++ b/drivers/media/dvb-frontends/lgdt3306a.c
@@ -2205,15 +2205,13 @@
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) {