u8 txbuf[2], rxbuf[2];
int ret, i;
- pdata = kzalloc(sizeof(struct pcf2123_plat_data), GFP_KERNEL);
+ pdata = devm_kzalloc(&spi->dev, sizeof(struct pcf2123_plat_data),
+ GFP_KERNEL);
if (!pdata)
return -ENOMEM;
spi->dev.platform_data = pdata;
if (!(rxbuf[0] & 0x20)) {
dev_err(&spi->dev, "chip not found\n");
+ ret = -ENODEV;
goto kfree_exit;
}
pcf2123_delay_trec();
/* Finalize the initialization */
- rtc = rtc_device_register(pcf2123_driver.driver.name, &spi->dev,
+ rtc = devm_rtc_device_register(&spi->dev, pcf2123_driver.driver.name,
&pcf2123_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
device_remove_file(&spi->dev, &pdata->regs[i].attr);
kfree_exit:
- kfree(pdata);
spi->dev.platform_data = NULL;
return ret;
}
int i;
if (pdata) {
- struct rtc_device *rtc = pdata->rtc;
-
- if (rtc)
- rtc_device_unregister(rtc);
for (i = 0; i < 16; i++)
if (pdata->regs[i].name[0])
device_remove_file(&spi->dev,
&pdata->regs[i].attr);
- kfree(pdata);
}
return 0;