Re: [Xen-devel] [PATCH] unlzo: fix input buffer free

[Keir Fraser <keir@xxxxxxx>]

On 23/01/2012 13:26, "Jan Beulich" <JBeulich@xxxxxxxx> wrote:

> unlzo modifies the pointer to in_buf, so we have to free the original
> buffer, not the modified pointer.
> 
> Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Keir Fraser <keir@xxxxxxx>

> --- a/xen/common/unlzo.c
> +++ b/xen/common/unlzo.c
> @@ -254,7 +254,7 @@ STATIC int INIT unlzo(u8 *input, unsigne
> ret = 0;
>  exit_2:
> if (!input)
> -  free(in_buf);
> +  free(in_buf_save);
>  exit_1:
> if (!output)
> free(out_buf);
> 
> 
> 
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