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hwmon: (lm70) Simplify show_name function

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Instead of using a switch statement to determine the device name, use
to_spi_device(dev)->modalias to simplify the code and reduce module size.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2012-09-11 13:34:29 -07:00
parent cc00e4ddbf
commit 860f37319e
1 changed files with 1 additions and 20 deletions
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21
drivers/hwmon/lm70.c
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@ -124,26 +124,7 @@ static DEVICE_ATTR(temp1_input, S_IRUGO, lm70_sense_temp, NULL);
static ssize_t lm70_show_name(struct device *dev, struct device_attribute
*devattr, char *buf)
{
struct lm70 *p_lm70 = dev_get_drvdata(dev);
int ret;
switch (p_lm70->chip) {
case LM70_CHIP_LM70:
ret = sprintf(buf, "lm70\n");
break;
case LM70_CHIP_TMP121:
ret = sprintf(buf, "tmp121\n");
break;
case LM70_CHIP_LM71:
ret = sprintf(buf, "lm71\n");
break;
case LM70_CHIP_LM74:
ret = sprintf(buf, "lm74\n");
break;
default:
ret = -EINVAL;
}
return ret;
return sprintf(buf, "%s\n", to_spi_device(dev)->modalias);
}
static DEVICE_ATTR(name, S_IRUGO, lm70_show_name, NULL);