ECPG: Simplify free_variable()

Michael Meskes · Michael Meskes · commit f641fc86fbe7 · 2013-11-26T17:42:32.000+01:00
Patch by Boszormenyi Zoltan &lt;zb@cybertec.at&gt;
diff --git 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;
 	}
 }
 

Original file line number	Diff line number	Diff line change
`@@ -87,16 +87,11 @@ free_variable(struct variable * var)`
`87`	`87`	`{`
`88`	`88`	`struct variable *var_next;`
`89`	`89`
`90`		`- if (var == NULL)`
`91`		`- return;`
`92`		`- var_next = var->next;`
`93`		`- ecpg_free(var);`
`94`		`-`
`95`		`- while (var_next)`
	`90`	`+ while (var)`
`96`	`91`	`{`
`97`		`- var = var_next;`
`98`	`92`	`var_next = var->next;`
`99`	`93`	`ecpg_free(var);`
	`94`	`+ var = var_next;`
`100`	`95`	`}`
`101`	`96`	`}`
`102`	`97`