From: Bjorn Helgaas <helgaas@kernel.org>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: kishon@ti.com, bhelgaas@google.com, linux-omap@vger.kernel.org,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] PCI: dra7xx: Fix return value in case of error
Date: Mon, 25 Jul 2016 12:30:47 -0500 [thread overview]
Message-ID: <20160725173047.GC12484@localhost> (raw)
In-Reply-To: <1468531107-3639-1-git-send-email-christophe.jaillet@wanadoo.fr>
On Thu, Jul 14, 2016 at 11:18:27PM +0200, Christophe JAILLET wrote:
> In function 'dra7xx_pcie_init_irq_domain', the pattern used to check and
> return error is:
>
> if (!var) {
> dev_err(...);
> return PTR_ERR(var);
> }
>
> So the returned value in case of error is always 0, which means 'success'.
> Change it to return -ENODEV instead.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Applied with Kishon's reviewed-by to pci/host-dra7xx for v4.8, thanks!
> ---
> drivers/pci/host/pci-dra7xx.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
> index f441130..81b3949 100644
> --- a/drivers/pci/host/pci-dra7xx.c
> +++ b/drivers/pci/host/pci-dra7xx.c
> @@ -181,14 +181,14 @@ static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp)
>
> if (!pcie_intc_node) {
> dev_err(dev, "No PCIe Intc node found\n");
> - return PTR_ERR(pcie_intc_node);
> + return -ENODEV;
> }
>
> pp->irq_domain = irq_domain_add_linear(pcie_intc_node, 4,
> &intx_domain_ops, pp);
> if (!pp->irq_domain) {
> dev_err(dev, "Failed to get a INTx IRQ domain\n");
> - return PTR_ERR(pp->irq_domain);
> + return -ENODEV;
> }
>
> return 0;
> --
> 2.7.4
>
>
> ---
> L'absence de virus dans ce courrier électronique a été vérifiée par le logiciel antivirus Avast.
> https://www.avast.com/antivirus
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-pci" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Helgaas <helgaas@kernel.org>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: kishon@ti.com, bhelgaas@google.com, linux-omap@vger.kernel.org,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] PCI: dra7xx: Fix return value in case of error
Date: Mon, 25 Jul 2016 17:30:47 +0000 [thread overview]
Message-ID: <20160725173047.GC12484@localhost> (raw)
In-Reply-To: <1468531107-3639-1-git-send-email-christophe.jaillet@wanadoo.fr>
On Thu, Jul 14, 2016 at 11:18:27PM +0200, Christophe JAILLET wrote:
> In function 'dra7xx_pcie_init_irq_domain', the pattern used to check and
> return error is:
>
> if (!var) {
> dev_err(...);
> return PTR_ERR(var);
> }
>
> So the returned value in case of error is always 0, which means 'success'.
> Change it to return -ENODEV instead.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Applied with Kishon's reviewed-by to pci/host-dra7xx for v4.8, thanks!
> ---
> drivers/pci/host/pci-dra7xx.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
> index f441130..81b3949 100644
> --- a/drivers/pci/host/pci-dra7xx.c
> +++ b/drivers/pci/host/pci-dra7xx.c
> @@ -181,14 +181,14 @@ static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp)
>
> if (!pcie_intc_node) {
> dev_err(dev, "No PCIe Intc node found\n");
> - return PTR_ERR(pcie_intc_node);
> + return -ENODEV;
> }
>
> pp->irq_domain = irq_domain_add_linear(pcie_intc_node, 4,
> &intx_domain_ops, pp);
> if (!pp->irq_domain) {
> dev_err(dev, "Failed to get a INTx IRQ domain\n");
> - return PTR_ERR(pp->irq_domain);
> + return -ENODEV;
> }
>
> return 0;
> --
> 2.7.4
>
>
> ---
> L'absence de virus dans ce courrier électronique a été vérifiée par le logiciel antivirus Avast.
> https://www.avast.com/antivirus
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-pci" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Helgaas <helgaas@kernel.org>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: kishon@ti.com, bhelgaas@google.com, linux-omap@vger.kernel.org,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] PCI: dra7xx: Fix return value in case of error
Date: Mon, 25 Jul 2016 12:30:47 -0500 [thread overview]
Message-ID: <20160725173047.GC12484@localhost> (raw)
In-Reply-To: <1468531107-3639-1-git-send-email-christophe.jaillet@wanadoo.fr>
On Thu, Jul 14, 2016 at 11:18:27PM +0200, Christophe JAILLET wrote:
> In function 'dra7xx_pcie_init_irq_domain', the pattern used to check and
> return error is:
>
> if (!var) {
> dev_err(...);
> return PTR_ERR(var);
> }
>
> So the returned value in case of error is always 0, which means 'success'.
> Change it to return -ENODEV instead.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Applied with Kishon's reviewed-by to pci/host-dra7xx for v4.8, thanks!
> ---
> drivers/pci/host/pci-dra7xx.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
> index f441130..81b3949 100644
> --- a/drivers/pci/host/pci-dra7xx.c
> +++ b/drivers/pci/host/pci-dra7xx.c
> @@ -181,14 +181,14 @@ static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp)
>
> if (!pcie_intc_node) {
> dev_err(dev, "No PCIe Intc node found\n");
> - return PTR_ERR(pcie_intc_node);
> + return -ENODEV;
> }
>
> pp->irq_domain = irq_domain_add_linear(pcie_intc_node, 4,
> &intx_domain_ops, pp);
> if (!pp->irq_domain) {
> dev_err(dev, "Failed to get a INTx IRQ domain\n");
> - return PTR_ERR(pp->irq_domain);
> + return -ENODEV;
> }
>
> return 0;
> --
> 2.7.4
>
>
> ---
> L'absence de virus dans ce courrier électronique a été vérifiée par le logiciel antivirus Avast.
> https://www.avast.com/antivirus
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-pci" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2016-07-25 17:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-14 21:18 [PATCH] PCI: dra7xx: Fix return value in case of error Christophe JAILLET
2016-07-14 21:18 ` Christophe JAILLET
2016-07-14 21:18 ` Christophe JAILLET
2016-07-18 6:29 ` Kishon Vijay Abraham I
2016-07-18 6:41 ` Kishon Vijay Abraham I
2016-07-18 6:29 ` Kishon Vijay Abraham I
2016-07-25 17:30 ` Bjorn Helgaas [this message]
2016-07-25 17:30 ` Bjorn Helgaas
2016-07-25 17:30 ` Bjorn Helgaas
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