linux-kernel - Re: [PATCH] c_can_pci: generic module for C_CAN/D

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Message-ID: <CAH5GJ0p_9x_6sSN=UQW0Wh57LKGKwXnAiO+8UoB=Ex88gNWQsg@mail.gmail.com>
Date:	Mon, 18 Jun 2012 23:23:35 +0200
From:	Federico Vaga <federico.vaga@...il.com>
To:	Marc Kleine-Budde <mkl@...gutronix.de>
Cc:	Wolfgang Grandegger <wg@...ndegger.com>,
	Giancarlo Asnaghi <giancarlo.asnaghi@...com>,
	Alan Cox <alan@...ux.intel.com>, linux-can@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Bhupesh SHARMA <bhupesh.sharma@...com>,
	AnilKumar Chimata <anilkumar@...com>,
	Alessandro Rubini <rubini@...dd.com>
Subject: Re: [PATCH] c_can_pci: generic module for C_CAN/D_CAN on PCI

> I get this warning:
>
> socketcan/linux/drivers/net/can/c_can/c_can_pci.c: In function 'c_can_pci_probe':
> socketcan/linux/drivers/net/can/c_can/c_can_pci.c:71: warning: 'priv' may be used uninitialized in this function
>
> What about:
>
> -       pci_iounmap(pdev, priv->base);
> +       pci_iounmap(pdev, addr);

I didn't get this warning, but I read again the code and the warning
is correct, so pci_iounmap(pdev, addr) is the right way.

-- 
Federico Vaga
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