[ros-diffs] [greatlrd] 20422: InitTimerImpl did not check for NULL pointer when it alloc memory.

[greatlrd at svn.reactos.org]

InitTimerImpl did not check for NULL pointer when it alloc memory.
Modified: trunk/reactos/subsys/win32k/ntuser/timer.c
  _____  

Modified: trunk/reactos/subsys/win32k/ntuser/timer.c
--- trunk/reactos/subsys/win32k/ntuser/timer.c	2005-12-29 13:43:25 UTC
(rev 20421)
+++ trunk/reactos/subsys/win32k/ntuser/timer.c	2005-12-29 13:53:35 UTC
(rev 20422)
@@ -181,8 +181,13 @@

 
    ExInitializeFastMutex(&Mutex);
 
-   BitmapBytes = ROUND_UP(NUM_WINDOW_LESS_TIMERS, sizeof(ULONG) * 8) /
8;
+   BitmapBytes = ROUND_UP(NUM_WINDOW_LESS_TIMERS, sizeof(ULONG) * 8) /
8;   
    WindowLessTimersBitMapBuffer = ExAllocatePoolWithTag(PagedPool,
BitmapBytes, TAG_TIMERBMP);
+   if (WindowLessTimersBitMapBuffer == NULL)
+   {
+      return STATUS_UNSUCCESSFUL;
+   }      
+   
    RtlInitializeBitMap(&WindowLessTimersBitMap,
                        WindowLessTimersBitMapBuffer,
                        BitmapBytes * 8);
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