lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Fri, 24 Aug 2007 14:05:31 +1000
From:	Stephen Rothwell <>
To:	Olof Johansson <>
Subject: Re: [PATCH v2] [02/10] pasemi_mac: Stop using the pci config space
 accessors for register read/writes

On Thu, 23 Aug 2007 13:13:10 -0500 Olof Johansson <> wrote:
>  out:
> -	pci_dev_put(mac->iob_pdev);
> -out_put_dma_pdev:
> -	pci_dev_put(mac->dma_pdev);
> -out_free_netdev:
> +	if (mac->iob_pdev)
> +		pci_dev_put(mac->iob_pdev);
> +	if (mac->dma_pdev)
> +		pci_dev_put(mac->dma_pdev);

It is not documented as such (as far as I can see), but pci_dev_put is
safe to call with NULL. And there are other places in the kernel that
explicitly use that fact.

Stephen Rothwell          

Content of type "application/pgp-signature" skipped

Powered by blists - more mailing lists