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| author | yunshui <jiangyunshui@kylinos.cn> | 2024-04-19 09:41:06 +0300 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2024-04-29 11:52:03 +0300 |
| commit | 51fb2ff76f96bacdb7c886a51f9e216f24dbf33a (patch) | |
| tree | d6d47745137050df056a8b7d0d2bb968eb941c4f | |
| parent | 208ba5055691a8e93e3c1d222fe740c2bdc0e2f1 (diff) | |
| download | linux-51fb2ff76f96bacdb7c886a51f9e216f24dbf33a.tar.xz | |
platform/x86: samsung-laptop: Use sysfs_emit() to replace the old interface sprintf()
As Documentation/filesystems/sysfs.rst suggested,
show() should only use sysfs_emit() or sysfs_emit_at() when formatting
the value to be returned to user space.
Signed-off-by: yunshui <jiangyunshui@kylinos.cn>
Reviewed-by: Ai Chao <aichao@kylinos.cn>
Link: https://lore.kernel.org/r/20240419064106.2396705-1-jiangyunshui@kylinos.cn
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
| -rw-r--r-- | drivers/platform/x86/samsung-laptop.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index b4aa8ba35d2d..3d2f8e758369 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -661,9 +661,9 @@ static ssize_t get_performance_level(struct device *dev, /* The logic is backwards, yeah, lots of fun... */ for (i = 0; config->performance_levels[i].name; ++i) { if (sretval.data[0] == config->performance_levels[i].value) - return sprintf(buf, "%s\n", config->performance_levels[i].name); + return sysfs_emit(buf, "%s\n", config->performance_levels[i].name); } - return sprintf(buf, "%s\n", "unknown"); + return sysfs_emit(buf, "%s\n", "unknown"); } static ssize_t set_performance_level(struct device *dev, @@ -744,7 +744,7 @@ static ssize_t get_battery_life_extender(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } static ssize_t set_battery_life_extender(struct device *dev, @@ -813,7 +813,7 @@ static ssize_t get_usb_charge(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } static ssize_t set_usb_charge(struct device *dev, @@ -878,7 +878,7 @@ static ssize_t get_lid_handling(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } static ssize_t set_lid_handling(struct device *dev, |