Added use of buffer argument in index_read

sql/ha_ndbcluster.cc

@@ -1918,7 +1918,7 @@ int ha_ndbcluster::index_read(byte *buf,
   start_key.key=    key;
   start_key.length= key_len;
   start_key.flag=   find_flag;
-  DBUG_RETURN(read_range_first(&start_key, NULL, false, true));
+  DBUG_RETURN(read_range_first_to_buf(&start_key, NULL, false, true, buf));
 }
 
 
@@ -1972,10 +1972,25 @@ int ha_ndbcluster::read_range_first(const key_range *start_key,
 				    const key_range *end_key,
 				    bool eq_range, bool sorted)
 {
-  KEY* key_info;
-  int error= 1; 
   byte* buf= table->record[0];
   DBUG_ENTER("ha_ndbcluster::read_range_first");
+  
+  DBUG_RETURN(read_range_first_to_buf(start_key,
+				      end_key,
+				      eq_range, 
+				      sorted,
+				      buf));
+}
+
+inline
+int ha_ndbcluster::read_range_first_to_buf(const key_range *start_key,
+					   const key_range *end_key,
+					   bool eq_range, bool sorted,
+					   byte* buf)
+{
+  KEY* key_info;
+  int error= 1; 
+  DBUG_ENTER("ha_ndbcluster::read_range_first_to_buf");
   DBUG_PRINT("info", ("eq_range: %d, sorted: %d", eq_range, sorted));
 
   if (m_active_cursor)

sql/ha_ndbcluster.h

@@ -93,6 +93,10 @@ class ha_ndbcluster: public handler
   int read_range_first(const key_range *start_key,
 		       const key_range *end_key,
 		       bool eq_range, bool sorted);
+  int read_range_first_to_buf(const key_range *start_key,
+			      const key_range *end_key,
+			      bool eq_range, bool sorted,
+			      byte* buf);
   int read_range_next();
 
   bool get_error_message(int error, String *buf);