[cadcdev-svn-commits] SF.net SVN: cadcdev:[812] kos/kernel/thread/mutex.c

[<ljs...@us...>]

Revision: 812
          http://cadcdev.svn.sourceforge.net/cadcdev/?rev=812&view=rev
Author:   ljsebald
Date:     2012-06-10 15:46:05 +0000 (Sun, 10 Jun 2012)
Log Message:
-----------
Check the timeout value in mutex_lock_timed(), as the documentation implies we do.

Modified Paths:
--------------
    kos/kernel/thread/mutex.c

Modified: kos/kernel/thread/mutex.c
===================================================================
--- kos/kernel/thread/mutex.c	2012-06-10 15:44:49 UTC (rev 811)
+++ kos/kernel/thread/mutex.c	2012-06-10 15:46:05 UTC (rev 812)
@@ -91,6 +91,11 @@
         return -1;
     }
 
+    if(timeout < 0) {
+        errno = EINVAL;
+        return -1;
+    }
+
     old = irq_disable();
 
     if(m->type < MUTEX_TYPE_NORMAL || m->type > MUTEX_TYPE_RECURSIVE) {

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