Fix -Wmaybe-uninitialized warning in xdr.c

[Adhemerval Zanella]

On 08-07-2014 14:59, Siddhesh Poyarekar wrote:
> Hi,
>
> While we're at fixing build warnings, here's one unnecessary warning
> that can be fixed fairly easily.  The SIZE variable is never actually
> use uninitialized, but the compiler cannot make that out and thinks
> (correctly) that there is a potential for accessing SIZE without
> initializing it.  Make this safe by initializing SIZE to 0.
>
> Tested on x86_64.
>
> Siddhesh
>
> 	* sunrpc/xdr.c (xdr_string): Initialize SIZE to 0.
>
> diff --git a/sunrpc/xdr.c b/sunrpc/xdr.c
> index b3f96ca..129abd8 100644
> --- a/sunrpc/xdr.c
> +++ b/sunrpc/xdr.c
> @@ -739,7 +739,7 @@ xdr_string (xdrs, cpp, maxsize)
>       u_int maxsize;
>  {
>    char *sp = *cpp;	/* sp is the actual string pointer */
> -  u_int size;
> +  u_int size = 0;
>    u_int nodesize;
>  
>    /*
Seems trivial enough.