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@xxxxxxxxxxxxx> --- drivers/platform/x86/fujitsu-laptop.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index 94480af49467..968fc91bd5e4 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -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); -- 2.44.0
