target/linux/gemini/patches-6.1/0024-usb-fotg210-hcd-use-sysfs_emit-to-instead-of-scnprin.patch

   1 From 482830a70408a5d30af264b3d6706f818c78b2b2 Mon Sep 17 00:00:00 2001
   2 From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
   3 Date: Fri, 20 Jan 2023 17:44:33 +0200
   4 Subject: [PATCH 24/29] usb: fotg210-hcd: use sysfs_emit() to instead of
   5  scnprintf()
   6
   7 Follow the advice of the Documentation/filesystems/sysfs.rst and show()
   8 should only use sysfs_emit() or sysfs_emit_at() when formatting the
   9 value to be returned to user space.
  10
  11 Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
  12 Link: https://lore.kernel.org/r/20230120154437.22025-1-andriy.shevchenko@linux.intel.com
  13 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  14 ---
  15 --- a/drivers/usb/fotg210/fotg210-hcd.c
  16 +++ b/drivers/usb/fotg210/fotg210-hcd.c
  17 @@ -4686,14 +4686,11 @@ static ssize_t uframe_periodic_max_show(
  18                 struct device_attribute *attr, char *buf)
  19  {
  20         struct fotg210_hcd *fotg210;
  21 -       int n;
  22
  23         fotg210 = hcd_to_fotg210(bus_to_hcd(dev_get_drvdata(dev)));
  24 -       n = scnprintf(buf, PAGE_SIZE, "%d\n", fotg210->uframe_periodic_max);
  25 -       return n;
  26 +       return sysfs_emit(buf, "%d\n", fotg210->uframe_periodic_max);
  27  }
  28
  29 -
  30  static ssize_t uframe_periodic_max_store(struct device *dev,
  31                 struct device_attribute *attr, const char *buf, size_t count)
  32  {