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Fix minor buffer over read issue
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@ -189,10 +189,10 @@ void mpr121_filter(uint8_t addr, uint8_t ffi, uint8_t sfi, uint8_t esi)
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mpr121_resume(addr, ecr);
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}
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void mpr121_sense(uint8_t addr, int8_t sense, int8_t *sense_keys)
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void mpr121_sense(uint8_t addr, int8_t sense, int8_t *sense_keys, int num)
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{
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uint8_t ecr = mpr121_stop(addr);
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for (int i = 0; i < 12; i++) {
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for (int i = 0; (i < num) && (i < 12); i++) {
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int8_t delta = sense + sense_keys[i];
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write_reg(addr, MPR121_TOUCH_THRESHOLD_REG + i * 2,
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TOUCH_THRESHOLD_BASE - delta);
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@ -12,7 +12,7 @@ void mpr121_init(uint8_t addr);
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uint16_t mpr121_touched(uint8_t addr);
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void mpr121_raw(uint8_t addr, uint16_t *raw, int num);
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void mpr121_filter(uint8_t addr, uint8_t ffi, uint8_t sfi, uint8_t esi);
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void mpr121_sense(uint8_t addr, int8_t sense, int8_t *sense_keys);
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void mpr121_sense(uint8_t addr, int8_t sense, int8_t *sense_keys, int num);
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void mpr121_debounce(uint8_t addr, uint8_t touch, uint8_t release);
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#endif
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@ -94,7 +94,8 @@ void slider_update_config()
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mpr121_debounce(MPR121_ADDR + m, chu_cfg->sense.debounce_touch,
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chu_cfg->sense.debounce_release);
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mpr121_sense(MPR121_ADDR + m, chu_cfg->sense.global,
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chu_cfg->sense.keys + m * 12);
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chu_cfg->sense.keys + m * 12,
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m != 2 ? 12 : 8);
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mpr121_filter(MPR121_ADDR + m, chu_cfg->sense.filter >> 6,
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(chu_cfg->sense.filter >> 4) & 0x03,
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chu_cfg->sense.filter & 0x07);
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