Author: mdf
Date: Tue Jan 11 17:33:29 2011
New Revision: 217272
URL: http://svn.freebsd.org/changeset/base/217272
Log:
MFC r216463:
One of the compat32 functions was copying in a raw timespec, instead of
a 32-bit one. This can cause weird timeout issues, as the copying reads
garbage from the user.
Modified:
stable/8/sys/kern/kern_umtx.c
Directory Properties:
stable/8/sys/ (props changed)
stable/8/sys/amd64/include/xen/ (props changed)
stable/8/sys/cddl/contrib/opensolaris/ (props changed)
stable/8/sys/contrib/dev/acpica/ (props changed)
stable/8/sys/contrib/pf/ (props changed)
Modified: stable/8/sys/kern/kern_umtx.c
==============================================================================
--- stable/8/sys/kern/kern_umtx.c Tue Jan 11 17:31:59 2011
(r217271)
+++ stable/8/sys/kern/kern_umtx.c Tue Jan 11 17:33:29 2011
(r217272)
@@ -3230,8 +3230,7 @@ __umtx_op_rw_rdlock_compat32(struct thre
if (uap->uaddr2 == NULL) {
error = do_rw_rdlock(td, uap->obj, uap->val, 0);
} else {
- error = copyin(uap->uaddr2, &timeout,
- sizeof(timeout));
+ error = copyin_timeout32(uap->uaddr2, &timeout);
if (error != 0)
return (error);
if (timeout.tv_nsec >= 1000000000 ||
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