diff --git a/src/mem/cache/base.cc b/src/mem/cache/base.cc
index 862aa3a..a061410 100644
--- a/src/mem/cache/base.cc
+++ b/src/mem/cache/base.cc
@@ -113,8 +113,7 @@
     // forward snoops is overridden in init() once we can query
     // whether the connected master is actually snooping or not
 
-    tempBlock = new TempCacheBlk();
-    tempBlock->data = new uint8_t[blkSize];
+    tempBlock = new TempCacheBlk(blkSize);
 
     tags->setCache(this);
     if (prefetcher)
@@ -123,7 +122,6 @@
 
 BaseCache::~BaseCache()
 {
-    delete [] tempBlock->data;
     delete tempBlock;
 }
 
diff --git a/src/mem/cache/blk.hh b/src/mem/cache/blk.hh
index 97e1d42..3bb0317 100644
--- a/src/mem/cache/blk.hh
+++ b/src/mem/cache/blk.hh
@@ -406,10 +406,17 @@
     Addr _addr;
 
   public:
-    TempCacheBlk() : CacheBlk() {}
+    /**
+     * Creates a temporary cache block, with its own storage.
+     * @param size The size (in bytes) of this cache block.
+     */
+    TempCacheBlk(unsigned size) : CacheBlk()
+    {
+        data = new uint8_t[size];
+    }
     TempCacheBlk(const TempCacheBlk&) = delete;
     TempCacheBlk& operator=(const TempCacheBlk&) = delete;
-    ~TempCacheBlk() {};
+    ~TempCacheBlk() { delete [] data; };
 
     /**
      * Invalidate the block and clear all state.