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FS-11981: [Core] Fix FreeSWITCH crash when timerfd is initialized with an error.

This commit is contained in:
Andrey Volk 2019-08-19 21:35:23 +04:00
parent 0ed24cfa52
commit 48b8fa5864
1 changed files with 13 additions and 2 deletions
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15
src/switch_time.c
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@ -479,6 +479,10 @@ static switch_status_t _timerfd_next(switch_timer_t *timer)
interval_timer_t *it = timer->private_info; interval_timer_t *it = timer->private_info;
uint64_t u64 = 0; uint64_t u64 = 0;
if (!it) {
return SWITCH_STATUS_GENERR;
}
if (read(it->fd, &u64, sizeof(u64)) < 0) { if (read(it->fd, &u64, sizeof(u64)) < 0) {
return SWITCH_STATUS_GENERR; return SWITCH_STATUS_GENERR;
} else { } else {
@ -495,6 +499,10 @@ static switch_status_t _timerfd_check(switch_timer_t *timer, switch_bool_t step)
struct itimerspec val; struct itimerspec val;
int diff; int diff;
if (!it) {
return SWITCH_STATUS_GENERR;
}
timerfd_gettime(it->fd, &val); timerfd_gettime(it->fd, &val);
diff = val.it_interval.tv_nsec / 1000; diff = val.it_interval.tv_nsec / 1000;
@ -515,9 +523,12 @@ static switch_status_t _timerfd_check(switch_timer_t *timer, switch_bool_t step)
static switch_status_t _timerfd_destroy(switch_timer_t *timer) static switch_status_t _timerfd_destroy(switch_timer_t *timer)
{ {
interval_timer_t *it = timer->private_info; interval_timer_t *it = timer->private_info;
int rc; int rc = SWITCH_STATUS_GENERR;
if (it) {
rc = timerfd_stop_interval(it);
}
rc = timerfd_stop_interval(it);
return rc; return rc;
} }