diff options
author | ye xingchen <ye.xingchen@zte.com.cn> | 2023-12-12 21:53:40 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2023-12-13 21:26:11 -0800 |
commit | e50389f208daf1d60810e789b8860063e3256693 (patch) | |
tree | b0dc8c053542e51c53f34c4289375ac207ff88be /drivers/input/touchscreen/usbtouchscreen.c | |
parent | 1864a2006ee1e41960b63ca63aa79fabb690e71b (diff) |
Input: touchscreen - use sysfs_emit[_at]() instead of scnprintf()
Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Oliver Graute <oliver.graute@kococonnector.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/touchscreen/usbtouchscreen.c')
-rw-r--r-- | drivers/input/touchscreen/usbtouchscreen.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c index d6d04b9f04fc..60354ebc7242 100644 --- a/drivers/input/touchscreen/usbtouchscreen.c +++ b/drivers/input/touchscreen/usbtouchscreen.c @@ -456,8 +456,8 @@ static ssize_t mtouch_firmware_rev_show(struct device *dev, struct usbtouch_usb *usbtouch = usb_get_intfdata(intf); struct mtouch_priv *priv = usbtouch->priv; - return scnprintf(output, PAGE_SIZE, "%1x.%1x\n", - priv->fw_rev_major, priv->fw_rev_minor); + return sysfs_emit(output, "%1x.%1x\n", + priv->fw_rev_major, priv->fw_rev_minor); } static DEVICE_ATTR(firmware_rev, 0444, mtouch_firmware_rev_show, NULL); |