diff mbox series

HID: sony: replace snprintf with sysfs_emit

Message ID 2f021167336d2404aaba4c3bd7a075867a6a7e39.1644285940.git.yang.guang5@zte.com.cn
State New
Headers show
Series HID: sony: replace snprintf with sysfs_emit | expand

Commit Message

David Yang Feb. 9, 2022, 12:44 a.m. UTC 
From: Yang Guang <yang.guang5@zte.com.cn>

coccinelle report:
./drivers/hid/hid-sony.c:710:8-16:
WARNING: use scnprintf or sprintf
./drivers/hid/hid-sony.c:747:8-16:
WARNING: use scnprintf or sprintf
./drivers/hid/hid-sony.c:759:8-16:
WARNING: use scnprintf or sprintf

Use sysfs_emit instead of scnprintf or sprintf makes more sense.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
Signed-off-by: David Yang <davidcomponentone@gmail.com>
---
 drivers/hid/hid-sony.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 60ec2b29d54d..94291472b381 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -707,7 +707,7 @@  static ssize_t ds4_show_poll_interval(struct device *dev,
 	struct hid_device *hdev = to_hid_device(dev);
 	struct sony_sc *sc = hid_get_drvdata(hdev);
 
-	return snprintf(buf, PAGE_SIZE, "%i\n", sc->ds4_bt_poll_interval);
+	return sysfs_emit(buf, "%i\n", sc->ds4_bt_poll_interval);
 }
 
 static ssize_t ds4_store_poll_interval(struct device *dev,
@@ -744,7 +744,7 @@  static ssize_t sony_show_firmware_version(struct device *dev,
 	struct hid_device *hdev = to_hid_device(dev);
 	struct sony_sc *sc = hid_get_drvdata(hdev);
 
-	return snprintf(buf, PAGE_SIZE, "0x%04x\n", sc->fw_version);
+	return sysfs_emit(buf, "0x%04x\n", sc->fw_version);
 }
 
 static DEVICE_ATTR(firmware_version, 0444, sony_show_firmware_version, NULL);
@@ -756,7 +756,7 @@  static ssize_t sony_show_hardware_version(struct device *dev,
 	struct hid_device *hdev = to_hid_device(dev);
 	struct sony_sc *sc = hid_get_drvdata(hdev);
 
-	return snprintf(buf, PAGE_SIZE, "0x%04x\n", sc->hw_version);
+	return sysfs_emit(buf, "0x%04x\n", sc->hw_version);
 }
 
 static DEVICE_ATTR(hardware_version, 0444, sony_show_hardware_version, NULL);