diff --git a/lib/checkuninitvar.cpp b/lib/checkuninitvar.cpp
index ba80f405a..23c21b2eb 100644
--- a/lib/checkuninitvar.cpp
+++ b/lib/checkuninitvar.cpp
@@ -1362,7 +1362,7 @@ static int isCallFunction(const Scope *scope, int argnr, const Token **tok)
         }
         if (!prev || !Token::Match(prev->previous(), "%name% ("))
             break;
-        if (!prev->astOperand1()->function())
+        if (!prev->astOperand1() || !prev->astOperand1()->function())
             break;
         *tok = prev->previous();
         return argnr2;