netdev - Re: [PATCH 1/2] iwlwifi: dbg: Don't touch the tlv data

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Message-ID: <87turmrw9j.fsf@codeaurora.org>
Date:   Tue, 12 Jan 2021 17:48:56 +0200
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        Luca Coelho <luciano.coelho@...el.com>
Subject: Re: [PATCH 1/2] iwlwifi: dbg: Don't touch the tlv data

Takashi Iwai <tiwai@...e.de> writes:

> The commit ba8f6f4ae254 ("iwlwifi: dbg: add dumping special device
> memory") added a termination of name string just to be sure, and this
> seems causing a regression, a GPF triggered at firmware loading.
> Basically we shouldn't modify the firmware data that may be provided
> as read-only.
>
> This patch drops the code that caused the regression and keep the tlv
> data as is.
>
> Fixes: ba8f6f4ae254 ("iwlwifi: dbg: add dumping special device memory")
> BugLink: https://bugzilla.suse.com/show_bug.cgi?id=1180344
> BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=210733
> Signed-off-by: Takashi Iwai <tiwai@...e.de>

I'm planning to queue this to v5.11. Should I add cc stable?

Luca, can I have your ack?

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