[Libguestfs] [PATCH libguestfs] avoid "syntax-check" failure

[Richard W.M. Jones]

On Mon, Nov 09, 2009 at 08:21:59PM +0100, Jim Meyering wrote:
> >From 27e5dc065892802214860686b30abfe208fcca8b Mon Sep 17 00:00:00 2001
> From: Jim Meyering <meyering at redhat.com>
> Date: Mon, 9 Nov 2009 15:06:36 +0100
> Subject: [PATCH libguestfs] avoid "syntax-check" failure
> 
> * fuse/guestmount.c (fg_readlink): Perform cast in a
>  separate statement to hide it from "make syntax-check".
> ---
>  fuse/guestmount.c |    6 ++++--
>  1 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/fuse/guestmount.c b/fuse/guestmount.c
> index c7220c0..d45c18b 100644
> --- a/fuse/guestmount.c
> +++ b/fuse/guestmount.c
> @@ -360,8 +360,10 @@ fg_readlink (const char *path, char *buf, size_t size)
>    memcpy (buf, r, len);
>    buf[len] = '\0';
> 
> -  if (free_it)
> -    free ((char *) r);
> +  if (free_it) {
> +    char *tmp = (char *) r;
> +    free (tmp);
> +  }
> 
>    return 0;
>  }
> --
> 1.6.5.2.351.g0943

ACK.

What's wrong with casting a pointer when freeing it?

Rich.

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