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Re: [Xen-devel] [PATCH] extras/mini-os/tpmback.c : fix compilation error.



Dushyant Behl, le Mon 21 Jul 2014 02:22:59 +0530, a écrit :
> This patch is with respect to the following discussion on xen-devel -
> http://lists.xenproject.org/archives/html/xen-devel/2014-07/msg01991.html
> 
> The file extras/mini-os/tpmback.c was failing compilation on certain compilers
> because of size mismatch between enum and int. Earlier the code used to read
> value of enum using %d format, which failed compilation on some compilers.
> Now the value is read into an actual int variable and then assigned to the 
> enum.
> 
> Signed-off-by:- Dushyant Behl <myselfdushyantbehl@xxxxxxxxx>

Ack-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>

> ---
>  extras/mini-os/tpmback.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/extras/mini-os/tpmback.c b/extras/mini-os/tpmback.c
> index 0601eb3..31da8d5 100644
> --- a/extras/mini-os/tpmback.c
> +++ b/extras/mini-os/tpmback.c
> @@ -332,6 +332,7 @@ error_post_irq:
>   * returns 0 on success and non-zero on error */
>  int tpmif_change_state(tpmif_t* tpmif, enum xenbus_state state)
>  {
> +   int tempst;
>     char path[512];
>     char *value;
>     char *err;
> @@ -347,11 +348,12 @@ int tpmif_change_state(tpmif_t* tpmif, enum 
> xenbus_state state)
>        free(err);
>        return -1;
>     }
> -   if(sscanf(value, "%d", &readst) != 1) {
> +   if(sscanf(value, "%d", &tempst) != 1) {
>        TPMBACK_ERR("Non integer value (%s) in %s ??\n", value, path);
>        free(value);
>        return -1;
>     }
> +   readst = (enum xenbus_state) tempst;
>     free(value);
>  
>     /* It's possible that the backend state got updated by hotplug or 
> something else behind our back */
> -- 
> 1.9.1
> 

-- 
Samuel
 Profitant de cette occasion, vous serait-il possible de rebooter 
 aussi Modérator et son petit copain qui gère les ressources de 
 download ?
 -+- OB in NPC : Apprendre à flasher son personnel -+-

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