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Fix out of bound read of 'has_hat' array

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Mathieu Eyraud
2023-08-10 15:05:29 +02:00
committed by Sam Lantinga
parent 94f48f19b0
commit 94b3f78c44
1 changed files with 1 additions and 1 deletions
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2
src/joystick/linux/SDL_sysjoystick.c
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@@ -1149,7 +1149,7 @@ static void ConfigJoystick(SDL_Joystick *joystick, int fd, int fd_sensor)
} }
for (i = 0; i < ABS_MAX; ++i) { for (i = 0; i < ABS_MAX; ++i) {
/* Skip digital hats */ /* Skip digital hats */
if (joystick->hwdata->has_hat[(i - ABS_HAT0X) / 2]) { if (i >= ABS_HAT0X && i <= ABS_HAT3Y && joystick->hwdata->has_hat[(i - ABS_HAT0X) / 2]) {
continue; continue;
} }
if (test_bit(i, absbit)) { if (test_bit(i, absbit)) {