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[Xen-devel] Re: [patch 20/20] XEN-paravirt: Add Xen virtual block device

To: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [patch 20/20] XEN-paravirt: Add Xen virtual block device driver.
From: Muli Ben-Yehuda <muli@xxxxxxxxxx>
Date: Sun, 14 Jan 2007 13:24:12 +0200
Cc: Andrew Morton <akpm@xxxxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Ian Pratt <ian.pratt@xxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Chris Wright <chrisw@xxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxx, Christian Limpach <Christian.Limpach@xxxxxxxxxxxx>
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On Sun, Jan 14, 2007 at 12:05:13PM +0100, Jan Engelhardt wrote:

> >+    (void)xenbus_switch_state(info->xbdev, XenbusStateConnected);
> 
> Cast remove, if xenbus_switch_state does not have __must_check.
> Also elsewhere.

Hmm, why? this way you know that the programmer isn't checking the
return value *on purpose*. More information is good.

Cheers,
Muli

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