[weiden] 14367: fix warning on optimized builds

fix warning on optimized builds
Modified: trunk/reactos/ntoskrnl/ex/mutant.c
  _____

Modified: trunk/reactos/ntoskrnl/ex/mutant.c
--- trunk/reactos/ntoskrnl/ex/mutant.c	2005-03-28 16:51:23 UTC (rev
14366)
+++ trunk/reactos/ntoskrnl/ex/mutant.c	2005-03-28 17:25:19 UTC (rev
14367)
@@ -294,16 +294,19 @@

IN PLONG PreviousCount  OPTIONAL)
 {
     PKMUTANT Mutant;
-    KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
+    KPROCESSOR_MODE PreviousMode;
     NTSTATUS Status = STATUS_SUCCESS;

PAGED_CODE();
+    
+    PreviousMode = ExGetPreviousMode();
+    
     DPRINT("NtReleaseMutant(MutantHandle 0%x PreviousCount 0%x)\n", 
             MutantHandle, 
             PreviousCount);

/* Check Output Safety */
-    if(PreviousMode == UserMode && PreviousCount) {
+    if(PreviousMode != KernelMode && PreviousCount) {

_SEH_TRY {

@@ -330,7 +333,7 @@
     /* Check for Success and release if such */
     if(NT_SUCCESS(Status)) {

-        LONG Prev;
+        LONG Prev = 0;

/* release the mutant. doing so might raise an exception which
we're
            required to catch! */