Re: [Xen-devel] [PATCH v3] xen-netback: prefer xenbus_scanf() over xenbus_gather()

[David Miller <davem@xxxxxxxxxxxxx>]

From: "Jan Beulich" <JBeulich@xxxxxxxx>
Date: Tue, 08 Nov 2016 00:45:53 -0700

> For single items being collected this should be preferred as being more
> typesafe (as the compiler can check format string and to-be-written-to
> variable match) and more efficient (requiring one less parameter to be
> passed).
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> ---
> v3: For consistency with other code don't consider zero an error
>     (utilizing that xenbus_scanf() at present won't return zero).
> v2: Avoid commit message to continue from subject.

Applied to net-next, thanks.

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