[jira] Commented: (AXIS2C-44) Freeing of guththila stacks appears to free the last entry twice

["Ed Slattery (JIRA)" <ji...@apache.org>]

    [ http://issues.apache.org/jira/browse/AXIS2C-44?page=comments#action_12365540 ] 

Ed Slattery commented on AXIS2C-44:
-----------------------------------

Applied a fix for this

> Freeing of guththila stacks appears to free the last entry twice
> ----------------------------------------------------------------
>
>          Key: AXIS2C-44
>          URL: http://issues.apache.org/jira/browse/AXIS2C-44
>      Project: Axis2-C
>         Type: Bug
>   Components: Pull Parser - Guththila
>  Environment: windows
>     Reporter: Ed Slattery

>
> Freeing of stacks is trying to free the last element twice - this fixes that.
> GUTHTHILA_DECLARE (void)
> guththila_stack_free_rec (guththila_environment_t * environment,
>                           guththila_stack_t * stack,
>                           guththila_element_t * elem)
> {
>     if (elem->prev == NULL)
>     {
>         GUTHTHILA_FREE (environment->allocator, elem);
>     }
>     else
>     {
>         /*- elem = elem->prev;*/
>         /*- guththila_stack_free_rec (environment, stack, elem); */
>         /*+*/guththila_stack_free_rec (environment, stack, elem->prev);
>         GUTHTHILA_FREE (environment->allocator, elem);
>     }
> }
> GUTHTHILA_DECLARE (void)
> guththila_stack_free (guththila_environment_t * environment,
>                       guththila_stack_t * stack)
> {
>     if (stack && (stack->pointer > 0))
>     {
>         guththila_element_t *ele = stack->tail;
>         guththila_stack_free_rec (environment, stack, ele);
>         /*- GUTHTHILA_FREE (environment->allocator, ele);*/
>         GUTHTHILA_FREE (environment->allocator, stack);
>     }
> }

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