diff --git a/lib/checksizeof.cpp b/lib/checksizeof.cpp
index 8b3b29e5f..faf9313b0 100644
--- a/lib/checksizeof.cpp
+++ b/lib/checksizeof.cpp
@@ -155,10 +155,10 @@ void CheckSizeof::checkSizeofForPointerSize()
                 continue;
             }
 
-            if (tokFunc && tokFunc->str() == "calloc")
+            if (tokSize && tokFunc->str() == "calloc")
                 tokSize = tokSize->nextArgument();
 
-            if (tokFunc && tokSize) {
+            if (tokSize) {
                 const Token * const paramsListEndTok = tokFunc->linkAt(1);
                 for (const Token* tok2 = tokSize; tok2 != paramsListEndTok; tok2 = tok2->next()) {
                     if (Token::simpleMatch(tok2, "/ sizeof")) {