From 5d1415976fb392aac199c42a47bf453a86286da5 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 15 Mar 2000 07:50:48 +0000 Subject: Update. 2000-03-08 Andreas Jaeger * sysdeps/unix/sysv/linux/scsi/sg.h: Sync with Linux 2.3.50. * timezone/africa: Update from tzdata2000d. * timezone/asia: Likewise. * timezone/australasia: Likewise. * timezone/europe: Likewise. * timezone/northamerica: Likewise. * timezone/southamerica: Likewise. * po/fr.po: Update from translation team. * po/de.po: Likewise. * sysdeps/i386/fpu/bits/mathinline.h: Fix union definition error in __sgn1l, otherwise g++ fails to parse this. Reported by Sean Chen . --- linuxthreads/condvar.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'linuxthreads/condvar.c') diff --git a/linuxthreads/condvar.c b/linuxthreads/condvar.c index 410ca65af0..d1e91d228c 100644 --- a/linuxthreads/condvar.c +++ b/linuxthreads/condvar.c @@ -77,6 +77,10 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex) pthread_extricate_if extr; int already_canceled = 0; + /* Check whether the mutex is locked and owned by this thread. */ + if (mutex->__m_owner != self) + return EINVAL; + /* Set up extrication interface */ extr.pu_object = cond; extr.pu_extricate_func = cond_extricate_func; @@ -380,6 +384,10 @@ pthread_cond_timedwait_relative_new(pthread_cond_t *cond, int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex, const struct timespec * abstime) { + /* Check whether the mutex is locked and owned by this thread. */ + if (mutex->__m_owner != self) + return EINVAL; + /* Indirect call through pointer! */ return pthread_cond_tw_rel(cond, mutex, abstime); } -- cgit 1.4.1