linux-kernel - Re: [PATCH 5/9] PCI/MSI/s390: Make return values only 0/-errno when MSIs allocated

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: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 10 Sep 2013 16:42:17 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Alexander Gordeev <agordeev@...hat.com>
CC:	Bjorn Helgaas <bhelgaas@...gle.com>, Tejun Heo <tj@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>, Joerg Roedel <joro@...tes.org>,
	Jan Beulich <JBeulich@...e.com>
Subject: Re: [PATCH 5/9] PCI/MSI/s390: Make return values only 0/-errno when
 MSIs allocated

Hello.

On 09-09-2013 19:26, Alexander Gordeev wrote:

> Signed-off-by: Alexander Gordeev <agordeev@...hat.com>
> ---
>   arch/s390/pci/pci.c |    2 ++
>   1 files changed, 2 insertions(+), 0 deletions(-)

> diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
> index f17a834..c79c6e4 100644
> --- a/arch/s390/pci/pci.c
> +++ b/arch/s390/pci/pci.c
> @@ -427,6 +427,8 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
>   	pr_debug("%s: requesting %d MSI-X interrupts...", __func__, nvec);
>   	if (type != PCI_CAP_ID_MSIX && type != PCI_CAP_ID_MSI)
>   		return -EINVAL;
> +	if (type == PCI_CAP_ID_MSI && nvec > 1)
> +		return 1;

    This contradicts to the patch subject.

WBR, Sergei

--
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/