1 files changed, 14 insertions, 4 deletions

diff --git a/src/sptr.h b/src/sptr.h
index 3304501..a3e6dc7 100644
--- a/src/sptr.h
+++ b/src/sptr.h
@@ -36,8 +36,11 @@ public:
                 pRefCnt( NULL ),
                 pData( pSrc )
         {
-                pRefCnt = new int32_t;
-                (*pRefCnt) = 1;
+                if( pData )
+                {
+                        pRefCnt = new int32_t;
+                        (*pRefCnt) = 1;
+                }
         }
 
         int32_t count() const
@@ -70,7 +73,8 @@ public:
                 decCount();
                 pRefCnt = src.pRefCnt;
                 pData = src.pData;
-                (*pRefCnt) += 1;
+                if( pRefCnt )
+                        (*pRefCnt) += 1;
 
                 return *this;
         }
@@ -80,7 +84,8 @@ public:
                 decCount();
                 pRefCnt = src.pRefCnt;
                 pData = src.pData;
-                (*pRefCnt) += 1;
+                if( pRefCnt )
+                        (*pRefCnt) += 1;
 
                 return *this;
         }
@@ -90,6 +95,11 @@ public:
                 return pData == src.pData;
         }
 
+        bool operator==( const T *src ) const
+        {
+                return pData == src;
+        }
+
         operator bool() const
         {
                 return pRefCnt != NULL;