Address clang static analyzer issues

src/gpu/effects/GrTextureStripAtlas.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrTextureStripAtlas.h"
 #include "SkPixelRef.h"
@@ skipping 211 matching lines @@
 void GrTextureStripAtlas::initLRU() {
     fLRUFront = NULL;
     fLRUBack = NULL;
     // Initially all the rows are in the LRU list
     for (int i = 0; i < fNumRows; ++i) {
         fRows[i].fKey = kEmptyAtlasRowKey;
         fRows[i].fNext = NULL;
         fRows[i].fPrev = NULL;
         this->appendLRU(fRows + i);
     }
-    GrAssert(NULL == fLRUFront->fPrev && NULL == fLRUBack->fNext);
+    GrAssert(NULL == fLRUFront || NULL == fLRUFront->fPrev);
+    GrAssert(NULL == fLRUBack || NULL == fLRUBack->fNext);
 }
 
 void GrTextureStripAtlas::appendLRU(AtlasRow* row) {
     GrAssert(NULL == row->fPrev && NULL == row->fNext);
     if (NULL == fLRUFront && NULL == fLRUBack) {
         fLRUFront = row;
         fLRUBack = row;
     } else {
         row->fPrev = fLRUBack;
         fLRUBack->fNext = row;
@@ skipping 94 matching lines @@
 
     // If we have locked rows, we should have a locked texture, otherwise
     // it should be unlocked
     if (fLockedRows == 0) {
         GrAssert(NULL == fTexture);
     } else {
         GrAssert(NULL != fTexture);
     }
 }
 #endif