linux-kernel - Re: [PATCH][next] x86/ioperm: initialize pointer bitmap with NULL rather than 0

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Message-ID: <46011f9b-a5a6-b91c-f8c0-1c106ff5e60e@suse.com>
Date:   Tue, 21 Jul 2020 17:26:09 +0200
From:   Jürgen Groß <jgross@...e.com>
To:     Colin King <colin.king@...onical.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org, "H . Peter Anvin" <hpa@...or.com>,
        xen-devel@...ts.xenproject.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] x86/ioperm: initialize pointer bitmap with NULL
 rather than 0

On 21.07.20 12:02, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The pointer bitmap is being initialized with a plain integer 0,
> fix this by initializing it with a NULL instead.
> 
> Cleans up sparse warning:
> arch/x86/xen/enlighten_pv.c:876:27: warning: Using plain integer
> as NULL pointer
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Juergen Gross <jgross@...e.com>


Juergen