linux-kernel - Re: [patch] ata: ahci_xgene: dereferencing uninitialized pointer in probe

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Message-ID: <20160311174104.GH24046@htj.duckdns.org>
Date:	Fri, 11 Mar 2016 12:41:04 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Suman Tripathi <stripathi@....com>, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [patch] ata: ahci_xgene: dereferencing uninitialized pointer in
 probe

On Thu, Mar 10, 2016 at 10:45:32AM +0300, Dan Carpenter wrote:
> If the call to acpi_get_object_info() fails then "info" hasn't been
> initialized.  In that situation, we already know that "version" should
> be XGENE_AHCI_V1 so we don't actually need to dereference "info".
> 
> Fixes: c9802a4be661 ('ata: ahci_xgene: Add AHCI Support for 2nd HW version of APM X-Gene SoC AHCI SATA Host controller.')
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

Applied to libata/for-4.6.

Thanks.

-- 
tejun