ECPG: Simplify free_variable()

Patch by Boszormenyi Zoltan 

diff --git a/src/interfaces/ecpg/ecpglib/execute.c b/src/interfaces/ecpg/ecpglib/execute.c
index 1a7876ecf2d7db90abda37e289f2b38d9e15f1b5..e5ee8a9b8422aa9366b4147230201c26baa43b8c 100644 (file)
--- a/src/interfaces/ecpg/ecpglib/execute.c
+++ b/src/interfaces/ecpg/ecpglib/execute.c
@@ -87,16 +87,11 @@ free_variable(struct variable * var)
 {
    struct variable *var_next;
 
-   if (var == NULL)
-       return;
-   var_next = var->next;
-   ecpg_free(var);
-
-   while (var_next)
+   while (var)
    {
-       var = var_next;
        var_next = var->next;
        ecpg_free(var);
+       var = var_next;
    }
 }