--- drivers/input/opticaljoystick/curcial.c

+++ drivers/input/opticaljoystick/curcial.c

@@ -238,8 +238,8 @@ static void curcial_oj_work_func(struct

bool out = false;

uint8_t pxsum;

uint16_t sht;

- int16_t x_sum;

- int16_t y_sum;

+ int16_t x_sum, x_idx;

+ int16_t y_sum, y_idx;

curcial_oj_polling_mode(OJ_POLLING_DISABLE);

@@ -317,8 +317,15 @@ static void curcial_oj_work_func(struct

}

}

- x_count = oj->Xsteps[abs(x_sum) / normal_th];

- y_count = oj->Ysteps[abs(y_sum) / normal_th];

+ x_idx = abs(x_sum) / normal_th;

+ y_idx = abs(y_sum) / normal_th;

+ if (x_idx >= ARRAY_SIZE(oj->Xsteps))

+ x_idx = ARRAY_SIZE(oj->Xsteps) - 1;

+ if (y_idx >= ARRAY_SIZE(oj->Ysteps))

+ y_idx = ARRAY_SIZE(oj->Ysteps) - 1;

+

+ x_count = oj->Xsteps[x_idx];

+ y_count = oj->Ysteps[y_idx];

if (evtKey == OJ_KEY_LEFT) {

for (j = 0; j < x_count; j++) {

input_report_rel(oj->input_dev, REL_X, -1);

@@ -362,7 +369,7 @@ static void curcial_oj_work_func(struct

mDeltaX = 0;

mDeltaY = 0;

if (polling_delay)

- msleep(polling_delay);/*hr_msleep(polling_delay);*/

+ hr_msleep(polling_delay);

} while ((data[0] & 0x80) && (!atomic_read(&suspend_flag)));