8080492: [Parfait] Uninitialised variable in jdk/src/java/desktop/windows/native/libawt/

Reviewed-by: prr, vadim

src/windows/native/sun/java2d/d3d/D3DBlitLoops.cpp

 /*
- * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -508,8 +508,10 @@ D3DBlitTextureToSurface(D3DContext *d3dc,
     RETURN_STATUS_IF_NULL(srcOps->pResource, E_FAIL);
     RETURN_STATUS_IF_NULL(dstOps->pResource, E_FAIL);
 
-    if ((pSrc = srcOps->pResource->GetTexture()) == NULL ||
-        FAILED(res = d3dc->BeginScene(STATE_TEXTUREOP)   ||
+    pSrc = srcOps->pResource->GetTexture();
+    RETURN_STATUS_IF_NULL(pSrc, E_FAIL);
+
+    if (FAILED(res = d3dc->BeginScene(STATE_TEXTUREOP)   ||
         FAILED(res = d3dc->SetTexture(pSrc))))
     {
         J2dRlsTraceLn(J2D_TRACE_ERROR,

src/windows/native/sun/java2d/d3d/D3DTextRenderer.cpp

 /*
- * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -355,7 +355,7 @@ D3DTR_UpdateCachedDestination(D3DContext *d3dc, D3DSDOps *dstOps,
     jint dx1, dy1, dx2, dy2;
     D3DResource *pCachedDestTexRes;
     IDirect3DSurface9 *pCachedDestSurface, *pDst;
-    HRESULT res;
+    HRESULT res = S_OK;
 
     if (isCachedDestValid && INSIDE(gx1, gy1, gx2, gy2, cachedDestBounds)) {
         // glyph is already within the cached destination bounds; no need

src/windows/native/sun/windows/ShellFolder2.cpp

@@ -673,6 +673,9 @@ JNIEXPORT jlong JNICALL Java_sun_awt_shell_Win32ShellFolder2_getLinkLocation
       case STRRET_WSTR :
         wstr = strret.pOleStr;
         break;
+
+      default:
+        return NULL;
     }
 
     IShellLinkW* psl;

src/windows/native/sun/windows/awt_Component.cpp

@@ -5200,6 +5200,8 @@ void AwtComponent::SynthesizeMouseMessage(JNIEnv *env, jobject mouseEvent)
                 message = WM_MBUTTONDOWN; break;
             case java_awt_event_MouseEvent_BUTTON2:
                 message = WM_RBUTTONDOWN; break;
+            default:
+                return;
           }
           break;
       }
@@ -5211,6 +5213,8 @@ void AwtComponent::SynthesizeMouseMessage(JNIEnv *env, jobject mouseEvent)
                 message = WM_MBUTTONUP; break;
             case java_awt_event_MouseEvent_BUTTON2:
                 message = WM_RBUTTONUP; break;
+            default:
+                return;
           }
           break;
       }

src/windows/native/sun/windows/awt_DesktopProperties.cpp

 /*
- * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -388,7 +388,7 @@ void CheckFontSmoothingSettings(HWND hWnd) {
     }
 
     BOOL fontSmoothing = FALSE, settingsChanged;
-    UINT fontSmoothingType=0, fontSmoothingContrast=0, subPixelOrder;
+    UINT fontSmoothingType=0, fontSmoothingContrast=0, subPixelOrder=0;
 
     if (firstTime) {
         SystemParametersInfo(SPI_GETFONTSMOOTHING, 0, &fontSmoothing, 0);

src/windows/native/sun/windows/awt_Font.cpp

 /*
- * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -270,7 +270,7 @@ AwtFont* AwtFont::Create(JNIEnv *env, jobject font, jint angle, jfloat awScale)
             cfnum = 0;
         }
 
-        LPCWSTR wName;
+        LPCWSTR wName = NULL;
 
         awtFont = new AwtFont(cfnum, env, font);
 
@@ -1168,7 +1168,7 @@ void AwtFontCache::IncRefCount(HFONT hFont){
 }
 
 LONG AwtFontCache::IncRefCount(Item* item){
-    LONG    newVal;
+    LONG    newVal = 0;
 
     if(NULL != item){
         newVal = InterlockedIncrement((long*)&item->refCount);
@@ -1177,7 +1177,7 @@ LONG AwtFontCache::IncRefCount(Item* item){
 }
 
 LONG AwtFontCache::DecRefCount(Item* item){
-    LONG    newVal;
+    LONG    newVal = 0;
 
     if(NULL != item){
         newVal = InterlockedDecrement((long*)&item->refCount);

src/windows/native/sun/windows/awt_Frame.cpp

@@ -156,7 +156,7 @@ AwtFrame* AwtFrame::Create(jobject self, jobject parent)
 
     PDATA pData;
     HWND hwndParent = NULL;
-    AwtFrame* frame;
+    AwtFrame* frame = NULL;
     jclass cls = NULL;
     jclass inputMethodWindowCls = NULL;
     jobject target = NULL;
@@ -993,7 +993,9 @@ MsgRouting AwtFrame::WmActivate(UINT nState, BOOL fMinimized, HWND opposite)
         AwtComponent::SetFocusedWindow(GetHWnd());
 
     } else {
-        if (!::IsWindow(AwtWindow::GetModalBlocker(opposite))) {
+        if (::IsWindow(AwtWindow::GetModalBlocker(opposite))) {
+            return mrConsume;
+        } else {
             // If deactivation happens because of press on grabbing
             // window - this is nonsense, since grabbing window is
             // assumed to have focus and watch for deactivation.  But

src/windows/native/sun/windows/awt_Label.cpp

 /*
- * Copyright (c) 1996, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -146,15 +146,16 @@ void AwtLabel::DoPaint(HDC hDC, RECT& r)
 
         jint alignment = env->GetIntField(target, AwtLabel::alignmentID);
         switch (alignment) {
-           case java_awt_Label_LEFT:
-              x = r.left + 2;
-              break;
           case java_awt_Label_CENTER:
               x = (r.left + r.right - size.cx) / 2;
               break;
           case java_awt_Label_RIGHT:
               x = r.right - 2 - size.cx;
               break;
+          case java_awt_Label_LEFT:
+          default:
+              x = r.left + 2;
+              break;
         }
         /* draw string */
         if (isEnabled()) {

src/windows/native/sun/windows/awt_PrintJob.cpp

 /*
- * Copyright (c) 1996, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -1108,7 +1108,7 @@ Java_sun_awt_windows_WPrinterJob_initPrinter(JNIEnv *env, jobject self) {
     // check for collation
     HGLOBAL hDevNames = AwtPrintControl::getPrintHDName(env, self);
     if (hDevNames != NULL) {
-        DWORD dmFields;
+        DWORD dmFields = 0;
         DEVNAMES *devnames = (DEVNAMES *)::GlobalLock(hDevNames);
 
         if (devnames != NULL) {

src/windows/native/sun/windows/awt_TextComponent.cpp

 /*
- * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -129,6 +129,7 @@ AwtTextComponent* AwtTextComponent::Create(jobject peer, jobject parent, BOOL is
                          scroll_style = WS_HSCROLL | ES_AUTOHSCROLL | ES_AUTOVSCROLL;
                          break;
                      case java_awt_TextArea_SCROLLBARS_BOTH:
+                     default:
                          scroll_style = WS_VSCROLL | WS_HSCROLL |
                              ES_AUTOVSCROLL | ES_AUTOHSCROLL;
                          break;