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internal/gamepad: bug fix: crash when a too big button code is reported on Linux

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Updates #2027
This commit is contained in:
Hajime Hoshi 2022-03-25 14:28:07 +09:00
parent d74a627f41
commit b985689010
1 changed files with 4 additions and 2 deletions
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2
internal/gamepad/gamepad_linux.go
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@ -328,8 +328,10 @@ func (g *nativeGamepad) update(gamepad *gamepads) error {
switch e.typ { switch e.typ {
case unix.EV_KEY: case unix.EV_KEY:
if e.code-_BTN_MISC < len(g.keyMap) {
idx := g.keyMap[e.code-_BTN_MISC] idx := g.keyMap[e.code-_BTN_MISC]
g.buttons[idx] = e.value != 0 g.buttons[idx] = e.value != 0
}
case unix.EV_ABS: case unix.EV_ABS:
g.handleAbsEvent(int(e.code), e.value) g.handleAbsEvent(int(e.code), e.value)
} }