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rtc: rv8803: put struct nvmem_config on the stack 

Avoid allocating memory for struct nvmem_config.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2018-02-12 23:47:32 +01:00
parent 88d3aadea0
commit c07fd9dea2
1 changed files with 10 additions and 10 deletions
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20
drivers/rtc/rtc-rv8803.c
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@ -68,7 +68,6 @@ struct rv8803_data {
struct mutex flags_lock;
u8 ctrl;
enum rv8803_type type;
struct nvmem_config nvmem_cfg;
};
static int rv8803_read_reg(const struct i2c_client *client, u8 reg)
@ -528,6 +527,15 @@ static int rv8803_probe(struct i2c_client *client,
struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
struct rv8803_data *rv8803;
int err, flags;
struct nvmem_config nvmem_cfg = {
.name = "rv8803_nvram",
.word_size = 1,
.stride = 1,
.size = 1,
.reg_read = rv8803_nvram_read,
.reg_write = rv8803_nvram_write,
.priv = client,
};
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA |
I2C_FUNC_SMBUS_I2C_BLOCK)) {
@ -582,21 +590,13 @@ static int rv8803_probe(struct i2c_client *client,
}
}
rv8803->nvmem_cfg.name = "rv8803_nvram",
rv8803->nvmem_cfg.word_size = 1,
rv8803->nvmem_cfg.stride = 1,
rv8803->nvmem_cfg.size = 1,
rv8803->nvmem_cfg.reg_read = rv8803_nvram_read,
rv8803->nvmem_cfg.reg_write = rv8803_nvram_write,
rv8803->nvmem_cfg.priv = client;
rv8803->rtc->ops = &rv8803_rtc_ops;
rv8803->rtc->nvram_old_abi = true;
err = rtc_register_device(rv8803->rtc);
if (err)
return err;
rtc_nvmem_register(rv8803->rtc, &rv8803->nvmem_cfg);
rtc_nvmem_register(rv8803->rtc, &nvmem_cfg);
err = rv8803_write_reg(rv8803->client, RV8803_EXT, RV8803_EXT_WADA);
if (err)