about summary refs log tree commit diff
diff options
context:
space:
mode:
authorRich Felker <dalias@aerifal.cx>2011-10-03 00:11:16 -0400
committerRich Felker <dalias@aerifal.cx>2011-10-03 00:11:16 -0400
commitb8688ff87574fad6b3056443a5385010952fb243 (patch)
tree7df75ffc26a4ea088ed100bd03309326bdbfce20
parent7fe58d3511387ab6c57909f6e4baef58acd6bd56 (diff)
downloadmusl-b8688ff87574fad6b3056443a5385010952fb243.tar.gz
musl-b8688ff87574fad6b3056443a5385010952fb243.tar.xz
musl-b8688ff87574fad6b3056443a5385010952fb243.zip
fix crash if pthread_mutex_unlock is called without ever locking
this is valid for error-checking mutexes; otherwise it invokes UB and
would be justified in crashing.
-rw-r--r--src/thread/pthread_mutex_unlock.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/thread/pthread_mutex_unlock.c b/src/thread/pthread_mutex_unlock.c
index 05baec18..6950872b 100644
--- a/src/thread/pthread_mutex_unlock.c
+++ b/src/thread/pthread_mutex_unlock.c
@@ -9,7 +9,7 @@ int pthread_mutex_unlock(pthread_mutex_t *m)
 	if (m->_m_type != PTHREAD_MUTEX_NORMAL) {
 		if (!m->_m_lock)
 			return EPERM;
-		self = __pthread_self();
+		self = pthread_self();
 		if ((m->_m_lock&0x1fffffff) != self->tid)
 			return EPERM;
 		if ((m->_m_type&3) == PTHREAD_MUTEX_RECURSIVE && m->_m_count)