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ACPI: replace snprintf() in "show" functions with sysfs_emit()

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coccicheck complains about the use of snprintf() in sysfs "show"
functions:

Fix the coccicheck warning:
WARNING: use scnprintf or sprintf.

so use sysfs_emit() instead of it where applicable.

Signed-off-by: Qing Wang <wangqing@vivo.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Qing Wang 2021-10-12 20:24:50 -07:00 committed by Rafael J. Wysocki
parent 5771e582d7
commit d47e983e4f
2 changed files with 5 additions and 5 deletions
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2
drivers/acpi/acpi_lpss.c
View File

@ -750,7 +750,7 @@ static ssize_t lpss_ltr_show(struct device *dev, struct device_attribute *attr,
if (ret)
return ret;
return snprintf(buf, PAGE_SIZE, "%08x\n", ltr_value);
return sysfs_emit(buf, "%08x\n", ltr_value);
}
static ssize_t lpss_ltr_mode_show(struct device *dev,

8
drivers/acpi/dock.c
View File

@ -492,7 +492,7 @@ static ssize_t docked_show(struct device *dev,
struct acpi_device *adev = NULL;
acpi_bus_get_device(dock_station->handle, &adev);
return snprintf(buf, PAGE_SIZE, "%u\n", acpi_device_enumerated(adev));
return sysfs_emit(buf, "%u\n", acpi_device_enumerated(adev));
}
static DEVICE_ATTR_RO(docked);
@ -504,7 +504,7 @@ static ssize_t flags_show(struct device *dev,
{
struct dock_station *dock_station = dev->platform_data;
return snprintf(buf, PAGE_SIZE, "%d\n", dock_station->flags);
return sysfs_emit(buf, "%d\n", dock_station->flags);
}
static DEVICE_ATTR_RO(flags);
@ -543,7 +543,7 @@ static ssize_t uid_show(struct device *dev,
if (ACPI_FAILURE(status))
return 0;
return snprintf(buf, PAGE_SIZE, "%llx\n", lbuf);
return sysfs_emit(buf, "%llx\n", lbuf);
}
static DEVICE_ATTR_RO(uid);
@ -562,7 +562,7 @@ static ssize_t type_show(struct device *dev,
else
type = "unknown";
return snprintf(buf, PAGE_SIZE, "%s\n", type);
return sysfs_emit(buf, "%s\n", type);
}
static DEVICE_ATTR_RO(type);