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From: Joerg Roedel <joro@8bytes.org>
To: Varun Sethi <Varun.Sethi@freescale.com>
Cc: linuxppc-dev@ozlabs.org, iommu@lists.linux-foundation.org,
	alex.williamson@redhat.com, Emilian.Medve@freescale.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] iommu/fsl: Fix warning resulting from adding PCI device twice
Date: Thu, 4 Sep 2014 12:14:02 +0200	[thread overview]
Message-ID: <20140904101402.GM28786@8bytes.org> (raw)
In-Reply-To: <1409810622-742-1-git-send-email-Varun.Sethi@freescale.com>

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

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Varun Sethi <Varun.Sethi@freescale.com>
Cc: iommu@lists.linux-foundation.org, alex.williamson@redhat.com,
	Emilian.Medve@freescale.com, linuxppc-dev@ozlabs.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] iommu/fsl: Fix warning resulting from adding PCI device twice
Date: Thu, 4 Sep 2014 12:14:02 +0200	[thread overview]
Message-ID: <20140904101402.GM28786@8bytes.org> (raw)
In-Reply-To: <1409810622-742-1-git-send-email-Varun.Sethi@freescale.com>

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


  reply	other threads:[~2014-09-04 10:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-04  6:03 [PATCH] iommu/fsl: Fix warning resulting from adding PCI device twice Varun Sethi
2014-09-04  6:03 ` Varun Sethi
2014-09-04 10:14 ` Joerg Roedel [this message]
2014-09-04 10:14   ` Joerg Roedel
2014-09-04 10:57   ` Varun Sethi
2014-09-04 10:57     ` Varun Sethi
2014-09-04 10:57     ` Varun Sethi

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