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Commit 37449adc authored by Ping Cheng's avatar Ping Cheng Committed by Jiri Kosina
Browse files

HID: wacom - Clean up of sysfs 



changed to scnprintf(buf, PAGE_SIZE, ... ) as suggested in sysfs.txt
for show functions

Signed-off-by: default avatarPaul A. Tessier <phernost@gmail.com>
Signed-Off-by: default avatarPing Cheng <pingc@wacom.com>
Tested-by: default avatarBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent e0984bc3

drivers/hid/wacom_sys.c

+10 −2
Original line number Diff line number Diff line
@@ -605,7 +605,8 @@ static ssize_t wacom_led##SET_ID##_select_show(struct device *dev, \ 
{									\

	struct hid_device *hdev = container_of(dev, struct hid_device, dev);\

	struct wacom *wacom = hid_get_drvdata(hdev);			\

	return snprintf(buf, 2, "%d\n", wacom->led.select[SET_ID]);	\

	return scnprintf(buf, PAGE_SIZE, "%d\n",			\

			 wacom->led.select[SET_ID]);			\

}									\

static DEVICE_ATTR(status_led##SET_ID##_select, DEV_ATTR_RW_PERM,	\

		    wacom_led##SET_ID##_select_show,			\
@@ -644,8 +645,15 @@ static ssize_t wacom_##name##_luminance_store(struct device *dev, \ 
	return wacom_luminance_store(wacom, &wacom->led.field,		\

				     buf, count);			\

}									\

static ssize_t wacom_##name##_luminance_show(struct device *dev,	\

	struct device_attribute *attr, char *buf)			\

{									\

	struct wacom *wacom = dev_get_drvdata(dev);			\

	return scnprintf(buf, PAGE_SIZE, "%d\n", wacom->led.field);	\

}									\

static DEVICE_ATTR(name##_luminance, DEV_ATTR_RW_PERM,			\

		   NULL, wacom_##name##_luminance_store)

		   wacom_##name##_luminance_show,			\

		   wacom_##name##_luminance_store)



DEVICE_LUMINANCE_ATTR(status0, llv);

DEVICE_LUMINANCE_ATTR(status1, hlv);