From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: ohad@wizery.com, elder@linaro.org, s-anna@ti.com,
Markus.Elfring@web.de, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 4/4] remoteproc: Get rid of tedious error path
Date: Mon, 20 Apr 2020 19:01:07 -0700 [thread overview]
Message-ID: <20200421020107.GJ1868936@builder.lan> (raw)
In-Reply-To: <20200420231601.16781-5-mathieu.poirier@linaro.org>
On Mon 20 Apr 16:16 PDT 2020, Mathieu Poirier wrote:
> Get rid of tedious error management by moving firmware and operation
> allocation after calling device_initialize(). That way we take advantage
> of the automatic call to rproc_type_release() to cleanup after ourselves
> when put_device() is called.
>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
> Reviewed-by: Alex Elder <elder@linaro.org>
> Acked-by: Suman Anna <s-anna@ti.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
> drivers/remoteproc/remoteproc_core.c | 21 +++++++++------------
> 1 file changed, 9 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
> index 15318507aedb..6fca4e2c0dd7 100644
> --- a/drivers/remoteproc/remoteproc_core.c
> +++ b/drivers/remoteproc/remoteproc_core.c
> @@ -2084,12 +2084,6 @@ struct rproc *rproc_alloc(struct device *dev, const char *name,
> if (!rproc)
> return NULL;
>
> - if (rproc_alloc_firmware(rproc, name, firmware))
> - goto free_rproc;
> -
> - if (rproc_alloc_ops(rproc, ops))
> - goto free_firmware;
> -
> rproc->name = name;
> rproc->priv = &rproc[1];
> rproc->auto_boot = true;
> @@ -2103,12 +2097,17 @@ struct rproc *rproc_alloc(struct device *dev, const char *name,
> rproc->dev.driver_data = rproc;
> idr_init(&rproc->notifyids);
>
> + if (rproc_alloc_firmware(rproc, name, firmware))
> + goto put_device;
> +
> + if (rproc_alloc_ops(rproc, ops))
> + goto put_device;
> +
> /* Assign a unique device index and name */
> rproc->index = ida_simple_get(&rproc_dev_index, 0, 0, GFP_KERNEL);
> if (rproc->index < 0) {
> dev_err(dev, "ida_simple_get failed: %d\n", rproc->index);
> - put_device(&rproc->dev);
> - return NULL;
> + goto put_device;
> }
>
> dev_set_name(&rproc->dev, "remoteproc%d", rproc->index);
> @@ -2130,10 +2129,8 @@ struct rproc *rproc_alloc(struct device *dev, const char *name,
>
> return rproc;
>
> -free_firmware:
> - kfree_const(rproc->firmware);
> -free_rproc:
> - kfree(rproc);
> +put_device:
> + put_device(&rproc->dev);
> return NULL;
> }
> EXPORT_SYMBOL(rproc_alloc);
> --
> 2.20.1
>
prev parent reply other threads:[~2020-04-21 2:00 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-20 23:15 [PATCH v3 0/4] remoteproc: Refactor function rproc_alloc() Mathieu Poirier
2020-04-20 23:15 ` [PATCH v3 1/4] remoteproc: Use kstrdup_const() rather than kstrdup() Mathieu Poirier
2020-04-21 1:56 ` Bjorn Andersson
2020-04-20 23:15 ` [PATCH v3 2/4] remoteproc: Restructure firmware name allocation Mathieu Poirier
2020-04-21 1:56 ` Bjorn Andersson
2020-04-20 23:16 ` [PATCH v3 3/4] remoteproc: Split rproc_ops allocation from rproc_alloc() Mathieu Poirier
2020-04-21 1:57 ` Bjorn Andersson
2020-04-20 23:16 ` [PATCH v3 4/4] remoteproc: Get rid of tedious error path Mathieu Poirier
2020-04-21 2:01 ` Bjorn Andersson [this message]
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