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From: Kalle Valo <>
To: Gen Zhang <>
Subject: Re: [PATCH v2] sdio: Fix a memory leaking bug in wl1271_probe()
Date: Thu, 23 May 2019 18:00:21 +0300	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <20190523144425.GA26766@zhanggen-UX430UQ> (Gen Zhang's message of "Thu, 23 May 2019 22:44:25 +0800")

+ linux-wireless

Gen Zhang <> writes:

> In wl1271_probe(), 'glue->core' is allocated by platform_device_alloc(),
> when this allocation fails, ENOMEM is returned. However, 'pdev_data'
> and 'glue' are allocated by devm_kzalloc() before 'glue->core'. When
> platform_device_alloc() returns NULL, we should also free 'pdev_data'
> and 'glue' before wl1271_probe() ends to prevent leaking memory.
> Similarly, we should free 'pdev_data' when 'glue' is NULL. And we
> should free 'pdev_data' and 'glue' when 'ret' is error.
> Further, we shoulf free 'glue->dev', 'pdev_data' and 'glue' when this
> function normally ends to prevent memory leaking.
> Signed-off-by: Gen Zhang <>
> ---
> diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c
> index 4d4b0770..232ce5f 100644
> --- a/drivers/net/wireless/ti/wlcore/sdio.c
> +++ b/drivers/net/wireless/ti/wlcore/sdio.c

You need to CC linux-wireless, otherwise patchwork won't see the patch
and it will not be applied. Also you should use prefix "wlcore:".

Kalle Valo

  reply	other threads:[~2019-05-23 15:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-23 14:44 Gen Zhang
2019-05-23 15:00 ` Kalle Valo [this message]
2019-05-24  2:43   ` [PATCH v2] wlcore: " Gen Zhang
2019-05-24  9:28     ` Jon Hunter
2019-06-05  6:03 ` [PATCH v2] " Jiri Slaby

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