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From 482830a70408a5d30af264b3d6706f818c78b2b2 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Fri, 20 Jan 2023 17:44:33 +0200
Subject: [PATCH 24/29] usb: fotg210-hcd: use sysfs_emit() to 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: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230120154437.22025-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
--- a/drivers/usb/fotg210/fotg210-hcd.c
+++ b/drivers/usb/fotg210/fotg210-hcd.c
@@ -4686,14 +4686,11 @@ static ssize_t uframe_periodic_max_show(
struct device_attribute *attr, char *buf)
{
struct fotg210_hcd *fotg210;
- int n;
fotg210 = hcd_to_fotg210(bus_to_hcd(dev_get_drvdata(dev)));
- n = scnprintf(buf, PAGE_SIZE, "%d\n", fotg210->uframe_periodic_max);
- return n;
+ return sysfs_emit(buf, "%d\n", fotg210->uframe_periodic_max);
}
-
static ssize_t uframe_periodic_max_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
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