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joystick: virtual: Fix event injection for axes/hats

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SDL_JoystickSetVirtualAxisInner() and SDL_JoystickSetVirtualHatInner()
did not properly sanitize the 'axis' and 'hat' parameters.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
This commit is contained in:
Paul Cercueil 2021-06-12 14:57:34 +01:00 committed by Ozkan Sezer
parent f3cf019ecb
commit db5cd8c694
1 changed files with 2 additions and 2 deletions
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4
src/joystick/virtual/SDL_virtualjoystick.c
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@ -176,7 +176,7 @@ SDL_JoystickSetVirtualAxisInner(SDL_Joystick * joystick, int axis, Sint16 value)
} }
hwdata = (joystick_hwdata *)joystick->hwdata; hwdata = (joystick_hwdata *)joystick->hwdata;
if (axis < 0 || axis >= hwdata->nbuttons) { if (axis < 0 || axis >= hwdata->naxes) {
SDL_UnlockJoysticks(); SDL_UnlockJoysticks();
return SDL_SetError("Invalid axis index"); return SDL_SetError("Invalid axis index");
} }
@ -226,7 +226,7 @@ SDL_JoystickSetVirtualHatInner(SDL_Joystick * joystick, int hat, Uint8 value)
} }
hwdata = (joystick_hwdata *)joystick->hwdata; hwdata = (joystick_hwdata *)joystick->hwdata;
if (hat < 0 || hat >= hwdata->nbuttons) { if (hat < 0 || hat >= hwdata->nhats) {
SDL_UnlockJoysticks(); SDL_UnlockJoysticks();
return SDL_SetError("Invalid hat index"); return SDL_SetError("Invalid hat index");
} }