linux-kernel - Re: [PATCH -next] xen-pciback: Fix return in pm_ctrl

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Message-ID: <6644d095-92da-261e-87aa-284dcfcde19a@suse.com>
Date:   Fri, 8 Oct 2021 17:01:07 +0200
From:   Juergen Gross <jgross@...e.com>
To:     YueHaibing <yuehaibing@...wei.com>, boris.ostrovsky@...cle.com,
        sstabellini@...nel.org
Cc:     xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] xen-pciback: Fix return in pm_ctrl_init()

On 08.10.21 09:44, YueHaibing wrote:
> Return NULL instead of passing to ERR_PTR while err is zero,
> this fix smatch warnings:
> drivers/xen/xen-pciback/conf_space_capability.c:163
>   pm_ctrl_init() warn: passing zero to 'ERR_PTR'
> 
> Fixes: a92336a1176b ("xen/pciback: Drop two backends, squash and cleanup some code.")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

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


Juergen

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