Re: [PATCH 09/11] drivers: char: axd: add sysfs setup files

From: Greg Kroah-Hartman
Date: Tue Oct 28 2014 - 10:14:17 EST


On Tue, Oct 28, 2014 at 11:26:27AM +0000, Qais Yousef wrote:
> +/* Control Device Sysfs Attributes */
> +/* version */
> +static ssize_t show_version(struct device *dev, struct device_attribute *attr,
> + char *buf)
> +{
> + struct axd_cmd *cmd = (struct axd_cmd *)dev->platform_data;
> + int major, minor, patch;
> +
> + axd_cmd_get_version(cmd, &major, &minor, &patch);
> + return sprintf(buf, "%u.%u.%u\n", major, minor, patch);
> +}
> +static DEVICE_ATTR(version, RD_PERMS, show_version, NULL);

DEVICE_ATTR_RO() please. Same for all other instances, you should never
use DEVICE_ATTR() anymore.

thanks,

greg k-h
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