[Components][Drivers][hwtimer]fix 'index' declared without an initial value
@@ -30,7 +30,7 @@ rt_inline rt_uint32_t timeout_calc(rt_hwtimer_t *timer, rt_hwtimerval_t *tv)
float overflow;
float timeout;
rt_uint32_t counter;
- int i, index;
+ int i, index = 0;
float tv_sec;
float devi_min = 1;
float devi;
