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Code Issues Releases Wiki Activity

platform/x86/fujitsu-laptop: Replace sprintf() with sysfs_emit()

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As suggested by Documentation/filesystems/sysfs.rst sysfs_emit() should be
used when formatting the value to be returned to user space.

Signed-off-by: Szilard Fabian <szfabian@bluemarch.art>
Link: https://lore.kernel.org/r/20240428192548.113261-1-szfabian@bluemarch.art
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Szilard Fabian 2024-04-28 19:26:33 +00:00 committed by Hans de Goede
parent 5cfac5abb6
commit b35814a3c6
1 changed files with 9 additions and 9 deletions
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18
drivers/platform/x86/fujitsu-laptop.c
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@ -386,11 +386,11 @@ static ssize_t lid_show(struct device *dev, struct device_attribute *attr,
struct fujitsu_laptop *priv = dev_get_drvdata(dev);
if (!(priv->flags_supported & FLAG_LID))
return sprintf(buf, "unknown\n");
return sysfs_emit(buf, "unknown\n");
if (priv->flags_state & FLAG_LID)
return sprintf(buf, "open\n");
return sysfs_emit(buf, "open\n");
else
return sprintf(buf, "closed\n");
return sysfs_emit(buf, "closed\n");
}
static ssize_t dock_show(struct device *dev, struct device_attribute *attr,
@ -399,11 +399,11 @@ static ssize_t dock_show(struct device *dev, struct device_attribute *attr,
struct fujitsu_laptop *priv = dev_get_drvdata(dev);
if (!(priv->flags_supported & FLAG_DOCK))
return sprintf(buf, "unknown\n");
return sysfs_emit(buf, "unknown\n");
if (priv->flags_state & FLAG_DOCK)
return sprintf(buf, "docked\n");
return sysfs_emit(buf, "docked\n");
else
return sprintf(buf, "undocked\n");
return sysfs_emit(buf, "undocked\n");
}
static ssize_t radios_show(struct device *dev, struct device_attribute *attr,
@ -412,11 +412,11 @@ static ssize_t radios_show(struct device *dev, struct device_attribute *attr,
struct fujitsu_laptop *priv = dev_get_drvdata(dev);
if (!(priv->flags_supported & FLAG_RFKILL))
return sprintf(buf, "unknown\n");
return sysfs_emit(buf, "unknown\n");
if (priv->flags_state & FLAG_RFKILL)
return sprintf(buf, "on\n");
return sysfs_emit(buf, "on\n");
else
return sprintf(buf, "killed\n");
return sysfs_emit(buf, "killed\n");
}
static DEVICE_ATTR_RO(lid);