u32 d, p, i;
u32 dtaps_per_ptap;
u32 work_bgn, work_end;
- u32 found_passing_read, found_failing_read, initial_failing_dtap;
+ u32 found_passing_read, found_failing_read = 0, initial_failing_dtap;
int ret;
debug("%s:%d %u\n", __func__, __LINE__, grp);