diff --git a/lib/checkmemoryleak.cpp b/lib/checkmemoryleak.cpp
index b67526d3f..19d325592 100644
--- a/lib/checkmemoryleak.cpp
+++ b/lib/checkmemoryleak.cpp
@@ -41,10 +41,12 @@ CheckMemoryLeakStructMember instance3;
 CheckMemoryLeakNoVar instance4;
 }
 
-
-// This list needs to be alphabetically sorted so we can run bsearch on it.
-// This list contains function names whith const parameters e.g.: atof(const char *)
-// Reference: http://www.aquaphoenix.com/ref/gnu_c_library/libc_492.html#SEC492
+/** List of functions that can be ignored when searching for memory leaks.
+ * These functions don't take the address of the given pointer
+ * This list needs to be alphabetically sorted so we can run bsearch on it.
+ * This list contains function names whith const parameters e.g.: atof(const char *)
+ * Reference: http://www.aquaphoenix.com/ref/gnu_c_library/libc_492.html#SEC492
+ */
 static const char * const call_func_white_list[] =
 {
     "_open", "_wopen", "access", "adjtime", "asctime", "asctime_r", "asprintf", "assert"
diff --git a/lib/checkmemoryleak.h b/lib/checkmemoryleak.h
index e23090439..6cda1b099 100644
--- a/lib/checkmemoryleak.h
+++ b/lib/checkmemoryleak.h
@@ -28,7 +28,7 @@
  *
  * %Check for memory leaks
  *
- * The checking is split up into two specialized classes.
+ * The checking is split up into three specialized classes.
  * - CheckMemoryLeakInFunction can detect when a function variable is allocated but not deallocated properly.
  * - CheckMemoryLeakInClass can detect when a class variable is allocated but not deallocated properly.
  * - CheckMemoryLeakStructMember checks allocation/deallocation of structs and struct members
@@ -124,12 +124,24 @@ public:
     /**
      * @brief Is a typename the name of a class?
      * @param _tokenizer tokenizer
-     * @param typestr type name
+     * @param tok type token
+     * @param varid variable id
      * @return true if the type name is the name of a class
      */
     bool isclass(const Tokenizer *_tokenizer, const Token *typestr, unsigned int varid) const;
 
+    /**
+     * Report that there is a memory leak (new/malloc/etc)
+     * @param tok token where memory is leaked
+     * @param varname name of variable
+     */
     void memleakError(const Token *tok, const std::string &varname);
+
+    /**
+     * Report that there is a resource leak (fopen/popen/etc)
+     * @param tok token where resource is leaked
+     * @param varname name of variable
+     */
     void resourceLeakError(const Token *tok, const std::string &varname);
 
     /**