linux-kernel - Re: [PATCH] iommu/fsl: Fix warning resulting from adding PCI device twice

lists.openwall.net		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]

Message-ID: <20140904101402.GM28786@8bytes.org>
Date:	Thu, 4 Sep 2014 12:14:02 +0200
From:	Joerg Roedel <joro@...tes.org>
To:	Varun Sethi <Varun.Sethi@...escale.com>
Cc:	iommu@...ts.linux-foundation.org, alex.williamson@...hat.com,
	Emilian.Medve@...escale.com, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iommu/fsl: Fix warning resulting from adding PCI device
 twice

On Thu, Sep 04, 2014 at 11:33:42AM +0530, Varun Sethi wrote:
> +	if (!iommu_group_get(dev))
> +		ret = iommu_group_add_device(group, dev);
>  
>  	iommu_group_put(group);
>  	return ret;

Doesn't this additional call to iommu_group_get take a reference to the
iommu_group that needs to be released?


	Joerg

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/