Date: Tue, 6 Mar 2018 01:52:04 +0000 (UTC) From: Brooks Davis <brooks@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r330527 - head/sys/kern Message-ID: <201803060152.w261q4Bf044217@repo.freebsd.org>
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Author: brooks Date: Tue Mar 6 01:52:04 2018 New Revision: 330527 URL: https://svnweb.freebsd.org/changeset/base/330527 Log: Use umtx_copyin_umtx_time32() in __umtx_op_lock_umutex_compat32(). Non-NULL timeouts where copied in improperly and could produce failures due to incompatible data structures. Reviewed by: kib MFC after: 3 days Sponsored by: DARPA, AFRL Differential Revision: https://reviews.freebsd.org/D14587 Modified: head/sys/kern/kern_umtx.c Modified: head/sys/kern/kern_umtx.c ============================================================================== --- head/sys/kern/kern_umtx.c Mon Mar 5 23:51:29 2018 (r330526) +++ head/sys/kern/kern_umtx.c Tue Mar 6 01:52:04 2018 (r330527) @@ -4118,7 +4118,7 @@ __umtx_op_lock_umutex_compat32(struct thread *td, stru if (uap->uaddr2 == NULL) tm_p = NULL; else { - error = umtx_copyin_umtx_time(uap->uaddr2, + error = umtx_copyin_umtx_time32(uap->uaddr2, (size_t)uap->uaddr1, &timeout); if (error != 0) return (error);
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