netdev - Re: [PATCH v2] brcmfmac: Fix memory leak for unpaired brcmf

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Message-ID: <1758a29a350.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
Date:   Mon, 02 Nov 2020 19:13:06 +0100
From:   Arend Van Spriel <arend.vanspriel@...adcom.com>
To:     Kalle Valo <kvalo@...eaurora.org>
CC:     "Seung-Woo Kim" <sw0312.kim@...sung.com>,
        <franky.lin@...adcom.com>, <hante.meuleman@...adcom.com>,
        <chi-hsien.lin@...ress.com>, <wright.feng@...ress.com>,
        <davem@...emloft.net>, <kuba@...nel.org>,
        <linux-wireless@...r.kernel.org>,
        <brcm80211-dev-list.pdl@...adcom.com>,
        <brcm80211-dev-list@...ress.com>, <smoch@....de>,
        <sandals@...stytoothpaste.net>, <rafal@...ecki.pl>,
        <digetx@...il.com>, <double.lo@...ress.com>, <amsr@...ress.com>,
        <stanley.hsu@...ress.com>, <saravanan.shanmugham@...ress.com>,
        <jean-philippe@...aro.org>, <frank.kao@...ress.com>,
        <netdev@...r.kernel.org>, <jh80.chung@...sung.com>
Subject: Re: [PATCH v2] brcmfmac: Fix memory leak for unpaired brcmf_{alloc/free}

On November 2, 2020 6:46:12 PM Kalle Valo <kvalo@...eaurora.org> wrote:

> Arend Van Spriel <arend.vanspriel@...adcom.com> writes:
>
>> On November 2, 2020 6:15:32 PM Kalle Valo <kvalo@...eaurora.org> wrote:
>>
>>> Seung-Woo Kim <sw0312.kim@...sung.com> writes:
>>>
>>>> There are missig brcmf_free() for brcmf_alloc(). Fix memory leak
>>>> by adding missed brcmf_free().
>>>>
>>>> Reported-by: Jaehoon Chung <jh80.chung@...sung.com>
>>>> Fixes: commit 450914c39f88 ("brcmfmac: split brcmf_attach() and
>>>> brcmf_detach() functions")
>>>
>>> This should be:
>>>
>>> Fixes: 450914c39f88 ("brcmfmac: split brcmf_attach() and
>>> brcmf_detach() functions")
>>>
>>> But I can fix that, no need to resend because of this.
>>
>> Hi Kalle,
>>
>> But this is not the commit that needs fixing as I mentioned before.
>> Instead it should be a1f5aac1765af ("brcmfmac: don't realloc wiphy
>> during PCIe reset") which introduced the actual memory leak.
>
> I'll then change it to:
>
> Fixes: a1f5aac1765a ("brcmfmac: don't realloc wiphy during PCIe reset")
>
> Is that ok?

It is for me ;-)

Regards,
Arend



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