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authorUlrich Drepper <drepper@redhat.com>2000-09-28 23:11:33 +0000
committerUlrich Drepper <drepper@redhat.com>2000-09-28 23:11:33 +0000
commitc0ac34e4472e5f3b5fdf1557480e2b2c1cc72aed (patch)
tree428164e4a1b3ba35e5469c2d21aeb5c84afa8003 /linuxthreads
parent8cab1d380a9a9743ed825533f389e0edb7b777d0 (diff)
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Update.
	* mutex.c (__pthread_mutex_unlock): For PTHREAD_MUTEX_RECURSIVE_NP
	test for owner first.
	Patch by Kaz Kylheku <kaz@ashi.footprints.net>.
Diffstat (limited to 'linuxthreads')
-rw-r--r--linuxthreads/ChangeLog4
-rw-r--r--linuxthreads/mutex.c2
2 files changed, 6 insertions, 0 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 90458288e9..4c281da24a 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,5 +1,9 @@
 2000-09-28  Ulrich Drepper  <drepper@redhat.com>
 
+	* mutex.c (__pthread_mutex_unlock): For PTHREAD_MUTEX_RECURSIVE_NP
+	test for owner first.
+	Patch by Kaz Kylheku <kaz@ashi.footprints.net>.
+
 	* cancel.c (pthread_cancel): Don't do anything if cancelation is
 	disabled.
 
diff --git a/linuxthreads/mutex.c b/linuxthreads/mutex.c
index 9ce4a30820..9b4a3c7f56 100644
--- a/linuxthreads/mutex.c
+++ b/linuxthreads/mutex.c
@@ -163,6 +163,8 @@ int __pthread_mutex_unlock(pthread_mutex_t * mutex)
     __pthread_unlock(&mutex->__m_lock);
     return 0;
   case PTHREAD_MUTEX_RECURSIVE_NP:
+    if (mutex->__m_owner != thread_self())
+      return EPERM;
     if (mutex->__m_count > 0) {
       mutex->__m_count--;
       return 0;