linux-kernel - Re: [PATCH] PCI: tegra: no need to check return value of debugfs

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Date:   Tue, 18 Aug 2020 16:09:21 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-pci@...r.kernel.org, linux-tegra@...r.kernel.org,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Vidya Sagar <vidyas@...dia.com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI: tegra: no need to check return value of
 debugfs_create functions

On Tue, Aug 18, 2020 at 03:37:39PM +0200, Greg Kroah-Hartman wrote:
> When calling debugfs functions, there is no need to ever check the
> return value.  The function can work or not, but the code logic should
> never do something different based on this.
> 
> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
> Cc: Rob Herring <robh@...nel.org>
> Cc: Bjorn Helgaas <bhelgaas@...gle.com>
> Cc: Thierry Reding <thierry.reding@...il.com>
> Cc: Jonathan Hunter <jonathanh@...dia.com>
> Cc: Vidya Sagar <vidyas@...dia.com>
> Cc: Andrew Murray <amurray@...goodpenguin.co.uk>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: linux-pci@...r.kernel.org
> Cc: linux-tegra@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  drivers/pci/controller/dwc/pcie-tegra194.c | 20 +++++------------
>  drivers/pci/controller/pci-tegra.c         | 25 +++++-----------------
>  2 files changed, 10 insertions(+), 35 deletions(-)

Looks good to me:

Acked-by: Thierry Reding <treding@...dia.com>

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