[PATCH] Input: aiptek - convert sysfs sprintf/snprintf family to sysfs_emit

From: Jiapeng Chong
Date: Thu Feb 04 2021 - 01:14:31 EST

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Fix the following coccicheck warning:

./drivers/input/tablet/aiptek.c:1629:8-16: WARNING: use scnprintf or
sprintf.

Reported-by: Abaci Robot<abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
drivers/input/tablet/aiptek.c | 80 ++++++++++++++++++-------------------------
1 file changed, 33 insertions(+), 47 deletions(-)

diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c
index e08b0ef..fcb1b64 100644
--- a/drivers/input/tablet/aiptek.c
+++ b/drivers/input/tablet/aiptek.c
@@ -1036,9 +1036,9 @@ static ssize_t show_tabletSize(struct device *dev, struct device_attribute *attr
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%dx%d\n",
- input_abs_get_max(aiptek->inputdev, ABS_X) + 1,
- input_abs_get_max(aiptek->inputdev, ABS_Y) + 1);
+ return sysfs_emit(buf, "%dx%d\n",
+ input_abs_get_max(aiptek->inputdev, ABS_X) + 1,
+ input_abs_get_max(aiptek->inputdev, ABS_Y) + 1);
}

/* These structs define the sysfs files, param #1 is the name of the
@@ -1064,9 +1064,8 @@ static ssize_t show_tabletPointerMode(struct device *dev, struct device_attribut
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(pointer_mode_map,
- aiptek->curSetting.pointerMode));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(pointer_mode_map,
+ aiptek->curSetting.pointerMode));
}

static ssize_t
@@ -1101,9 +1100,8 @@ static ssize_t show_tabletCoordinateMode(struct device *dev, struct device_attri
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(coordinate_mode_map,
- aiptek->curSetting.coordinateMode));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(coordinate_mode_map,
+ aiptek->curSetting.coordinateMode));
}

static ssize_t
@@ -1143,9 +1141,8 @@ static ssize_t show_tabletToolMode(struct device *dev, struct device_attribute *
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(tool_mode_map,
- aiptek->curSetting.toolMode));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(tool_mode_map,
+ aiptek->curSetting.toolMode));
}

static ssize_t
@@ -1174,10 +1171,9 @@ static ssize_t show_tabletXtilt(struct device *dev, struct device_attribute *att
struct aiptek *aiptek = dev_get_drvdata(dev);

if (aiptek->curSetting.xTilt == AIPTEK_TILT_DISABLE) {
- return snprintf(buf, PAGE_SIZE, "disable\n");
+ return sysfs_emit(buf, "disable\n");
} else {
- return snprintf(buf, PAGE_SIZE, "%d\n",
- aiptek->curSetting.xTilt);
+ return sysfs_emit(buf, "%d\n", aiptek->curSetting.xTilt);
}
}

@@ -1216,10 +1212,9 @@ static ssize_t show_tabletYtilt(struct device *dev, struct device_attribute *att
struct aiptek *aiptek = dev_get_drvdata(dev);

if (aiptek->curSetting.yTilt == AIPTEK_TILT_DISABLE) {
- return snprintf(buf, PAGE_SIZE, "disable\n");
+ return sysfs_emit(buf, "disable\n");
} else {
- return snprintf(buf, PAGE_SIZE, "%d\n",
- aiptek->curSetting.yTilt);
+ return sysfs_emit(buf, "%d\n", aiptek->curSetting.yTilt);
}
}

@@ -1257,7 +1252,7 @@ static ssize_t show_tabletJitterDelay(struct device *dev, struct device_attribut
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%d\n", aiptek->curSetting.jitterDelay);
+ return sysfs_emit(buf, "%d\n", aiptek->curSetting.jitterDelay);
}

static ssize_t
@@ -1286,8 +1281,7 @@ static ssize_t show_tabletProgrammableDelay(struct device *dev, struct device_at
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%d\n",
- aiptek->curSetting.programmableDelay);
+ return sysfs_emit(buf, "%d\n", aiptek->curSetting.programmableDelay);
}

static ssize_t
@@ -1316,7 +1310,7 @@ static ssize_t show_tabletEventsReceived(struct device *dev, struct device_attri
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%ld\n", aiptek->eventCount);
+ return sysfs_emit(buf, "%ld\n", aiptek->eventCount);
}

static DEVICE_ATTR(event_count, S_IRUGO, show_tabletEventsReceived, NULL);
@@ -1355,7 +1349,7 @@ static ssize_t show_tabletDiagnosticMessage(struct device *dev, struct device_at
default:
return 0;
}
- return snprintf(buf, PAGE_SIZE, retMsg);
+ return sysfs_emit(buf, retMsg);
}

static DEVICE_ATTR(diagnostic, S_IRUGO, show_tabletDiagnosticMessage, NULL);
@@ -1375,9 +1369,8 @@ static ssize_t show_tabletStylusUpper(struct device *dev, struct device_attribut
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(stylus_button_map,
- aiptek->curSetting.stylusButtonUpper));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(stylus_button_map,
+ aiptek->curSetting.stylusButtonUpper));
}

static ssize_t
@@ -1406,9 +1399,8 @@ static ssize_t show_tabletStylusLower(struct device *dev, struct device_attribut
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(stylus_button_map,
- aiptek->curSetting.stylusButtonLower));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(stylus_button_map,
+ aiptek->curSetting.stylusButtonLower));
}

static ssize_t
@@ -1444,9 +1436,8 @@ static ssize_t show_tabletMouseLeft(struct device *dev, struct device_attribute
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(mouse_button_map,
- aiptek->curSetting.mouseButtonLeft));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(mouse_button_map,
+ aiptek->curSetting.mouseButtonLeft));
}

static ssize_t
@@ -1474,9 +1465,8 @@ static ssize_t show_tabletMouseMiddle(struct device *dev, struct device_attribut
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(mouse_button_map,
- aiptek->curSetting.mouseButtonMiddle));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(mouse_button_map,
+ aiptek->curSetting.mouseButtonMiddle));
}

static ssize_t
@@ -1504,9 +1494,8 @@ static ssize_t show_tabletMouseRight(struct device *dev, struct device_attribute
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n",
- map_val_to_str(mouse_button_map,
- aiptek->curSetting.mouseButtonRight));
+ return sysfs_emit(buf, "%s\n", map_val_to_str(mouse_button_map,
+ aiptek->curSetting.mouseButtonRight));
}

static ssize_t
@@ -1535,10 +1524,9 @@ static ssize_t show_tabletWheel(struct device *dev, struct device_attribute *att
struct aiptek *aiptek = dev_get_drvdata(dev);

if (aiptek->curSetting.wheel == AIPTEK_WHEEL_DISABLE) {
- return snprintf(buf, PAGE_SIZE, "disable\n");
+ return sysfs_emit(buf, "disable\n");
} else {
- return snprintf(buf, PAGE_SIZE, "%d\n",
- aiptek->curSetting.wheel);
+ return sysfs_emit(buf, "%d\n", aiptek->curSetting.wheel);
}
}

@@ -1568,8 +1556,7 @@ static ssize_t show_tabletExecute(struct device *dev, struct device_attribute *a
/* There is nothing useful to display, so a one-line manual
* is in order...
*/
- return snprintf(buf, PAGE_SIZE,
- "Write anything to this file to program your tablet.\n");
+ return sysfs_emit(buf, "Write anything to this file to program your tablet.\n");
}

static ssize_t
@@ -1600,7 +1587,7 @@ static ssize_t show_tabletODMCode(struct device *dev, struct device_attribute *a
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "0x%04x\n", aiptek->features.odmCode);
+ return sysfs_emit(buf, "0x%04x\n", aiptek->features.odmCode);
}

static DEVICE_ATTR(odm_code, S_IRUGO, show_tabletODMCode, NULL);
@@ -1613,7 +1600,7 @@ static ssize_t show_tabletModelCode(struct device *dev, struct device_attribute
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "0x%04x\n", aiptek->features.modelCode);
+ return sysfs_emit(buf, "0x%04x\n", aiptek->features.modelCode);
}

static DEVICE_ATTR(model_code, S_IRUGO, show_tabletModelCode, NULL);
@@ -1626,8 +1613,7 @@ static ssize_t show_firmwareCode(struct device *dev, struct device_attribute *at
{
struct aiptek *aiptek = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%04x\n",
- aiptek->features.firmwareCode);
+ return sysfs_emit(buf, "%04x\n", aiptek->features.firmwareCode);
}

static DEVICE_ATTR(firmware_code, S_IRUGO, show_firmwareCode, NULL);
--
1.8.3.1

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