Author: pho
Date: Sat Dec 3 12:35:13 2011
New Revision: 228221
URL: http://svn.freebsd.org/changeset/base/228221
Log:
Use umtx_copyin_timeout() to copy and check timeout parameter.
In collaboration with: kib
MFC after: 1 week
Modified:
head/sys/kern/kern_thr.c
Modified: head/sys/kern/kern_thr.c
==============================================================================
--- head/sys/kern/kern_thr.c Sat Dec 3 12:33:17 2011 (r228220)
+++ head/sys/kern/kern_thr.c Sat Dec 3 12:35:13 2011 (r228221)
@@ -450,8 +450,7 @@ sys_thr_suspend(struct thread *td, struc
tsp = NULL;
if (uap->timeout != NULL) {
- error = copyin((const void *)uap->timeout, (void *)&ts,
- sizeof(struct timespec));
+ error = umtx_copyin_timeout(uap->timeout, &ts);
if (error != 0)
return (error);
tsp = &ts;
@@ -474,9 +473,6 @@ kern_thr_suspend(struct thread *td, stru
}
if (tsp != NULL) {
- if (tsp->tv_sec < 0 || tsp->tv_nsec < 0 ||
- tsp->tv_nsec > 1000000000)
- return (EINVAL);
if (tsp->tv_sec == 0 && tsp->tv_nsec == 0)
error = EWOULDBLOCK;
else {
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