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joystick/vita: add some sanity check to SDL_GetJoystickInstanceID result

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Reference issue: https://github.com/libsdl-org/SDL/issues/7051
This commit is contained in:
Ozkan Sezer
2023-01-11 21:56:50 +03:00
parent f046788a5a
commit 30516fd3a6
1 changed files with 7 additions and 1 deletions
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8
src/joystick/vita/SDL_sysjoystick.c
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@@ -321,8 +321,11 @@ static int VITA_JoystickRumble(SDL_Joystick *joystick, Uint16 low_frequency_rumb
{ {
int index = (int)SDL_GetJoystickInstanceID(joystick) - 1; int index = (int)SDL_GetJoystickInstanceID(joystick) - 1;
SceCtrlActuator act; SceCtrlActuator act;
SDL_zero(act);
if (index < 0 || index > 3) {
return -1;
}
SDL_zero(act);
act.small = high_frequency_rumble / 256; act.small = high_frequency_rumble / 256;
act.large = low_frequency_rumble / 256; act.large = low_frequency_rumble / 256;
if (sceCtrlSetActuator(ext_port_map[index], &act) < 0) { if (sceCtrlSetActuator(ext_port_map[index], &act) < 0) {
@@ -345,6 +348,9 @@ static Uint32 VITA_JoystickGetCapabilities(SDL_Joystick *joystick)
static int VITA_JoystickSetLED(SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) static int VITA_JoystickSetLED(SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue)
{ {
int index = (int)SDL_GetJoystickInstanceID(joystick) - 1; int index = (int)SDL_GetJoystickInstanceID(joystick) - 1;
if (index < 0 || index > 3) {
return -1;
}
if (sceCtrlSetLightBar(ext_port_map[index], red, green, blue) < 0) { if (sceCtrlSetLightBar(ext_port_map[index], red, green, blue) < 0) {
return SDL_Unsupported(); return SDL_Unsupported();
} }