Fix garbage characters in json output caused by time_buf being uninitialized

[fio.git] / stat.c

diff --git a/stat.c b/stat.c
index 552d88dde06797c9098820da224cd0891aab268e..c9148ad7a73b321b08751353326e453581fbac59 100644 (file)
--- a/stat.c
+++ b/stat.c
@@ -669,6 +669,8 @@ static void show_thread_status_normal(struct thread_stat *ts,
 
        if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
                return;
+               
+       memset(time_buf, 0, sizeof(time_buf));
 
        time(&time_p);
        os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
@@ -2457,12 +2459,12 @@ int calc_log_samples(void)
                        next = min(td->o.iops_avg_time, td->o.bw_avg_time);
                        continue;
                }
-               if (!per_unit_log(td->bw_log)) {
+               if (td->bw_log && !per_unit_log(td->bw_log)) {
                        tmp = add_bw_samples(td, &now);
                        if (tmp < next)
                                next = tmp;
                }
-               if (!per_unit_log(td->iops_log)) {
+               if (td->iops_log && !per_unit_log(td->iops_log)) {
                        tmp = add_iops_samples(td, &now);
                        if (tmp < next)
                                next = tmp;