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nxsig_clockwait: add Parameter Check.

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Signed-off-by: yangguangcai <yangguangcai@xiaomi.com>
This commit is contained in:
yangguangcai
2024-08-05 14:44:38 +08:00
committed by Xiang Xiao
parent fc73dfd368
commit 475bbfc165
1 changed files with 7 additions and 1 deletions
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sched/signal/sig_timedwait.c
+7 -1
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@@ -257,6 +257,11 @@ int nxsig_clockwait(int clockid, int flags,
clock_t expect; clock_t expect;
clock_t stop; clock_t stop;
if (rqtp && (rqtp->tv_nsec < 0 || rqtp->tv_nsec >= 1000000000))
{
return -EINVAL;
}
/* If rqtp is zero, yield CPU and return /* If rqtp is zero, yield CPU and return
* Notice: The behavior of sleep(0) is not defined in POSIX, so there are * Notice: The behavior of sleep(0) is not defined in POSIX, so there are
* different implementations: * different implementations:
@@ -304,7 +309,8 @@ int nxsig_clockwait(int clockid, int flags,
expect += clock_systime_ticks(); expect += clock_systime_ticks();
} }
wd_start_absolute(&rtcb->waitdog, expect, nxsig_timeout, (wdparm_t)rtcb); wd_start_absolute(&rtcb->waitdog, expect,
nxsig_timeout, (wdparm_t)rtcb);
} }
/* Remove the tcb task from the ready-to-run list. */ /* Remove the tcb task from the ready-to-run list. */