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path: root/drivers/input/input.c
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Diffstat (limited to 'drivers/input/input.c')
-rw-r--r--drivers/input/input.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 41168d5f8c17..e2dd8858e19d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -582,7 +582,8 @@ static int input_fetch_keycode(struct input_dev *dev, int scancode)
582} 582}
583 583
584static int input_default_getkeycode(struct input_dev *dev, 584static int input_default_getkeycode(struct input_dev *dev,
585 int scancode, int *keycode) 585 unsigned int scancode,
586 unsigned int *keycode)
586{ 587{
587 if (!dev->keycodesize) 588 if (!dev->keycodesize)
588 return -EINVAL; 589 return -EINVAL;
@@ -596,7 +597,8 @@ static int input_default_getkeycode(struct input_dev *dev,
596} 597}
597 598
598static int input_default_setkeycode(struct input_dev *dev, 599static int input_default_setkeycode(struct input_dev *dev,
599 int scancode, int keycode) 600 unsigned int scancode,
601 unsigned int keycode)
600{ 602{
601 int old_keycode; 603 int old_keycode;
602 int i; 604 int i;
@@ -654,11 +656,9 @@ static int input_default_setkeycode(struct input_dev *dev,
654 * This function should be called by anyone interested in retrieving current 656 * This function should be called by anyone interested in retrieving current
655 * keymap. Presently keyboard and evdev handlers use it. 657 * keymap. Presently keyboard and evdev handlers use it.
656 */ 658 */
657int input_get_keycode(struct input_dev *dev, int scancode, int *keycode) 659int input_get_keycode(struct input_dev *dev,
660 unsigned int scancode, unsigned int *keycode)
658{ 661{
659 if (scancode < 0)
660 return -EINVAL;
661
662 return dev->getkeycode(dev, scancode, keycode); 662 return dev->getkeycode(dev, scancode, keycode);
663} 663}
664EXPORT_SYMBOL(input_get_keycode); 664EXPORT_SYMBOL(input_get_keycode);
@@ -672,16 +672,14 @@ EXPORT_SYMBOL(input_get_keycode);
672 * This function should be called by anyone needing to update current 672 * This function should be called by anyone needing to update current
673 * keymap. Presently keyboard and evdev handlers use it. 673 * keymap. Presently keyboard and evdev handlers use it.
674 */ 674 */
675int input_set_keycode(struct input_dev *dev, int scancode, int keycode) 675int input_set_keycode(struct input_dev *dev,
676 unsigned int scancode, unsigned int keycode)
676{ 677{
677 unsigned long flags; 678 unsigned long flags;
678 int old_keycode; 679 int old_keycode;
679 int retval; 680 int retval;
680 681
681 if (scancode < 0) 682 if (keycode > KEY_MAX)
682 return -EINVAL;
683
684 if (keycode < 0 || keycode > KEY_MAX)
685 return -EINVAL; 683 return -EINVAL;
686 684
687 spin_lock_irqsave(&dev->event_lock, flags); 685 spin_lock_irqsave(&dev->event_lock, flags);