From c7a9c6675e9d3c3a3224bbca8111eb46c3fcf966 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Mon, 12 Aug 1996 18:06:27 +0000
Subject: _POSIX_Mutex_Get: made null id an error

---
 cpukit/posix/inline/rtems/posix/mutex.inl | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'cpukit/posix/inline')

diff --git a/cpukit/posix/inline/rtems/posix/mutex.inl b/cpukit/posix/inline/rtems/posix/mutex.inl
index ecbf039a45..baeb960858 100644
--- a/cpukit/posix/inline/rtems/posix/mutex.inl
+++ b/cpukit/posix/inline/rtems/posix/mutex.inl
@@ -51,6 +51,11 @@ RTEMS_INLINE_ROUTINE POSIX_Mutex_Control *_POSIX_Mutex_Get (
 {
   int status;
 
+  if ( !id ) {
+    *location = OBJECTS_ERROR;
+    return (POSIX_Mutex_Control *) 0;
+  }
+
   if ( *id == PTHREAD_MUTEX_INITIALIZER ) {
     /*
      *  Do an "auto-create" here.
-- 
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