Re: [patch v8 0/3] drivers/platform: replace module x86/mlxcpld-hotplug with mellanox/mlxreg-hotplug

From: Darren Hart
Date: Mon Jan 15 2018 - 22:49:55 EST


On Mon, Jan 15, 2018 at 07:45:11PM -0800, Darren Hart wrote:
> On Mon, Jan 15, 2018 at 07:42:09PM -0800, Darren Hart wrote:
> > To follow this email, are two patches which are minor incremental
> > cleanups, which I'd appreciate your review of before I push them to
> > testing.
>
>
> From 2c5d26ee913e0f5f7d13c559d85e8da7e4ddcdab Mon Sep 17 00:00:00 2001
> Message-Id: <2c5d26ee913e0f5f7d13c559d85e8da7e4ddcdab.1516073719.git.dvhart@xxxxxxxxxxxxx>
> From: "Darren Hart (VMware)" <dvhart@xxxxxxxxxxxxx>
> Date: Mon, 15 Jan 2018 19:16:36 -0800
> Subject: [PATCH 1/2] platform/mellanox: mlxreg-hotplug: Simplify exit path
>
> Several functions use a "goto access_error" pattern result in a
> duplicated exit path at the end of the function. Address this by using a
> single exit path, and checking for (ret) prior to printing the error
> message. This adds a conditional, but only in the failure case, and
> simplifies the exit path.
>
> Signed-off-by: Darren Hart (VMware) <dvhart@xxxxxxxxxxxxx>
> Cc: Vadim Pasternak <vadimp@xxxxxxxxxxxx>
> ---
> drivers/platform/mellanox/mlxreg-hotplug.c | 62 ++++++++++++------------------
> 1 file changed, 25 insertions(+), 37 deletions(-)
>
> diff --git a/drivers/platform/mellanox/mlxreg-hotplug.c b/drivers/platform/mellanox/mlxreg-hotplug.c
> index 9bbaa8c..78056f7 100644
> --- a/drivers/platform/mellanox/mlxreg-hotplug.c
> +++ b/drivers/platform/mellanox/mlxreg-hotplug.c
...
> @@ -267,18 +267,15 @@ mlxreg_hotplug_work_helper(struct mlxreg_hotplug_priv_data *priv,
> ret = regmap_write(priv->regmap, item->reg + MLXREG_HOTPLUG_EVENT_OFF,
> 0);
> if (ret)
> - goto access_error;
> + goto out:

Apologies: goto out;

--
Darren Hart
VMware Open Source Technology Center