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https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 21:24:00 +08:00
Input: aiptek - do not check for NULL in attribute methods
It makes no sense to check for NULL in attribute methods - we do usb_set_intfdata before creating attributes and once attributes have been removed we are guaranteed to not be called. Signed-off-by: Rene van Paassen <rene.vanpaassen@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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b087e1f3ee
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02fb6c385c
@ -1006,9 +1006,6 @@ static ssize_t show_tabletSize(struct device *dev, struct device_attribute *attr
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "%dx%d\n",
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aiptek->inputdev->absmax[ABS_X] + 1,
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aiptek->inputdev->absmax[ABS_Y] + 1);
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@ -1031,9 +1028,6 @@ static ssize_t show_tabletPointerMode(struct device *dev, struct device_attribut
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.pointerMode) {
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case AIPTEK_POINTER_ONLY_STYLUS_MODE:
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s = "stylus";
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@ -1058,8 +1052,6 @@ static ssize_t
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store_tabletPointerMode(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "stylus") == 0) {
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aiptek->newSetting.pointerMode =
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@ -1085,9 +1077,6 @@ static ssize_t show_tabletCoordinateMode(struct device *dev, struct device_attri
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.coordinateMode) {
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case AIPTEK_COORDINATE_ABSOLUTE_MODE:
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s = "absolute";
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@ -1108,8 +1097,6 @@ static ssize_t
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store_tabletCoordinateMode(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "absolute") == 0) {
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aiptek->newSetting.pointerMode =
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@ -1134,9 +1121,6 @@ static ssize_t show_tabletToolMode(struct device *dev, struct device_attribute *
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (TOOL_BUTTON(aiptek->curSetting.toolMode)) {
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case AIPTEK_TOOL_BUTTON_MOUSE_MODE:
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s = "mouse";
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@ -1177,8 +1161,6 @@ static ssize_t
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store_tabletToolMode(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "mouse") == 0) {
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aiptek->newSetting.toolMode = AIPTEK_TOOL_BUTTON_MOUSE_MODE;
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@ -1211,9 +1193,6 @@ static ssize_t show_tabletXtilt(struct device *dev, struct device_attribute *att
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (aiptek->curSetting.xTilt == AIPTEK_TILT_DISABLE) {
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return snprintf(buf, PAGE_SIZE, "disable\n");
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} else {
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@ -1228,9 +1207,6 @@ store_tabletXtilt(struct device *dev, struct device_attribute *attr, const char
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struct aiptek *aiptek = dev_get_drvdata(dev);
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int x;
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "disable") == 0) {
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aiptek->newSetting.xTilt = AIPTEK_TILT_DISABLE;
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} else {
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@ -1253,9 +1229,6 @@ static ssize_t show_tabletYtilt(struct device *dev, struct device_attribute *att
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (aiptek->curSetting.yTilt == AIPTEK_TILT_DISABLE) {
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return snprintf(buf, PAGE_SIZE, "disable\n");
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} else {
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@ -1270,9 +1243,6 @@ store_tabletYtilt(struct device *dev, struct device_attribute *attr, const char
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struct aiptek *aiptek = dev_get_drvdata(dev);
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int y;
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "disable") == 0) {
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aiptek->newSetting.yTilt = AIPTEK_TILT_DISABLE;
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} else {
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@ -1295,9 +1265,6 @@ static ssize_t show_tabletJitterDelay(struct device *dev, struct device_attribut
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "%d\n", aiptek->curSetting.jitterDelay);
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}
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@ -1306,9 +1273,6 @@ store_tabletJitterDelay(struct device *dev, struct device_attribute *attr, const
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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aiptek->newSetting.jitterDelay = (int)simple_strtol(buf, NULL, 10);
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return count;
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}
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@ -1325,9 +1289,6 @@ static ssize_t show_tabletProgrammableDelay(struct device *dev, struct device_at
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "%d\n",
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aiptek->curSetting.programmableDelay);
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}
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@ -1337,9 +1298,6 @@ store_tabletProgrammableDelay(struct device *dev, struct device_attribute *attr,
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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aiptek->newSetting.programmableDelay = (int)simple_strtol(buf, NULL, 10);
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return count;
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}
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@ -1356,9 +1314,6 @@ static ssize_t show_tabletEventsReceived(struct device *dev, struct device_attri
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "%ld\n", aiptek->eventCount);
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}
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@ -1373,9 +1328,6 @@ static ssize_t show_tabletDiagnosticMessage(struct device *dev, struct device_at
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *retMsg;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->diagnostic) {
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case AIPTEK_DIAGNOSTIC_NA:
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retMsg = "no errors\n";
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@ -1415,9 +1367,6 @@ static ssize_t show_tabletStylusUpper(struct device *dev, struct device_attribut
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.stylusButtonUpper) {
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case AIPTEK_STYLUS_UPPER_BUTTON:
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s = "upper";
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@ -1439,9 +1388,6 @@ store_tabletStylusUpper(struct device *dev, struct device_attribute *attr, const
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "upper") == 0) {
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aiptek->newSetting.stylusButtonUpper =
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AIPTEK_STYLUS_UPPER_BUTTON;
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@ -1465,9 +1411,6 @@ static ssize_t show_tabletStylusLower(struct device *dev, struct device_attribut
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.stylusButtonLower) {
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case AIPTEK_STYLUS_UPPER_BUTTON:
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s = "upper";
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@ -1489,9 +1432,6 @@ store_tabletStylusLower(struct device *dev, struct device_attribute *attr, const
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "upper") == 0) {
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aiptek->newSetting.stylusButtonLower =
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AIPTEK_STYLUS_UPPER_BUTTON;
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@ -1515,9 +1455,6 @@ static ssize_t show_tabletMouseLeft(struct device *dev, struct device_attribute
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.mouseButtonLeft) {
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case AIPTEK_MOUSE_LEFT_BUTTON:
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s = "left";
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@ -1543,9 +1480,6 @@ store_tabletMouseLeft(struct device *dev, struct device_attribute *attr, const c
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "left") == 0) {
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aiptek->newSetting.mouseButtonLeft = AIPTEK_MOUSE_LEFT_BUTTON;
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} else if (strcmp(buf, "middle") == 0) {
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@ -1569,9 +1503,6 @@ static ssize_t show_tabletMouseMiddle(struct device *dev, struct device_attribut
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.mouseButtonMiddle) {
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case AIPTEK_MOUSE_LEFT_BUTTON:
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s = "left";
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@ -1597,9 +1528,6 @@ store_tabletMouseMiddle(struct device *dev, struct device_attribute *attr, const
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "left") == 0) {
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aiptek->newSetting.mouseButtonMiddle = AIPTEK_MOUSE_LEFT_BUTTON;
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} else if (strcmp(buf, "middle") == 0) {
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@ -1625,9 +1553,6 @@ static ssize_t show_tabletMouseRight(struct device *dev, struct device_attribute
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struct aiptek *aiptek = dev_get_drvdata(dev);
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char *s;
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if (aiptek == NULL)
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return 0;
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switch (aiptek->curSetting.mouseButtonRight) {
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case AIPTEK_MOUSE_LEFT_BUTTON:
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s = "left";
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@ -1653,9 +1578,6 @@ store_tabletMouseRight(struct device *dev, struct device_attribute *attr, const
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (strcmp(buf, "left") == 0) {
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aiptek->newSetting.mouseButtonRight = AIPTEK_MOUSE_LEFT_BUTTON;
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} else if (strcmp(buf, "middle") == 0) {
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@ -1679,9 +1601,6 @@ static ssize_t show_tabletWheel(struct device *dev, struct device_attribute *att
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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if (aiptek->curSetting.wheel == AIPTEK_WHEEL_DISABLE) {
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return snprintf(buf, PAGE_SIZE, "disable\n");
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} else {
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@ -1695,9 +1614,6 @@ store_tabletWheel(struct device *dev, struct device_attribute *attr, const char
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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aiptek->newSetting.wheel = (int)simple_strtol(buf, NULL, 10);
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return count;
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}
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@ -1711,11 +1627,6 @@ static DEVICE_ATTR(wheel,
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*/
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static ssize_t show_tabletExecute(struct device *dev, struct device_attribute *attr, char *buf)
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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/* There is nothing useful to display, so a one-line manual
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* is in order...
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*/
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@ -1728,9 +1639,6 @@ store_tabletExecute(struct device *dev, struct device_attribute *attr, const cha
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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/* We do not care what you write to this file. Merely the action
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* of writing to this file triggers a tablet reprogramming.
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*/
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@ -1754,9 +1662,6 @@ static ssize_t show_tabletODMCode(struct device *dev, struct device_attribute *a
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "0x%04x\n", aiptek->features.odmCode);
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}
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@ -1770,9 +1675,6 @@ static ssize_t show_tabletModelCode(struct device *dev, struct device_attribute
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "0x%04x\n", aiptek->features.modelCode);
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}
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@ -1786,9 +1688,6 @@ static ssize_t show_firmwareCode(struct device *dev, struct device_attribute *at
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{
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struct aiptek *aiptek = dev_get_drvdata(dev);
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if (aiptek == NULL)
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return 0;
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return snprintf(buf, PAGE_SIZE, "%04x\n",
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aiptek->features.firmwareCode);
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}
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