From: Kalle Valo <kvalo@codeaurora.org>
To: Len Baker <len.baker@gmx.com>
Cc: Yan-Hsuan Chuang <tony0620emma@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Len Baker <len.baker@gmx.com>,
Greg KH <gregkh@linuxfoundation.org>,
Brian Norris <briannorris@chromium.org>,
Pkshih <pkshih@realtek.com>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4] rtw88: Remove unnecessary check code
Date: Sat, 21 Aug 2021 19:20:07 +0000 (UTC) [thread overview]
Message-ID: <20210821192007.A2C21C4360C@smtp.codeaurora.org> (raw)
In-Reply-To: <20210731163546.10753-1-len.baker@gmx.com>
Len Baker <len.baker@gmx.com> wrote:
> The rtw_pci_init_rx_ring function is only ever called with a fixed
> constant or RTK_MAX_RX_DESC_NUM for the "len" argument. Since this
> constant is defined as 512, the "if (len > TRX_BD_IDX_MASK)" check
> can never happen (TRX_BD_IDX_MASK is defined as GENMASK(11, 0) or in
> other words as 4095).
>
> So, remove this check.
>
> The true motivation for this patch is to silence a false Coverity
> warning.
>
> Reviewed-by: Brian Norris <briannorris@chromium.org>
> Signed-off-by: Len Baker <len.baker@gmx.com>
Patch applied to wireless-drivers-next.git, thanks.
d816ce8744db rtw88: Remove unnecessary check code
--
https://patchwork.kernel.org/project/linux-wireless/patch/20210731163546.10753-1-len.baker@gmx.com/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2021-08-21 19:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-31 16:35 [PATCH v4] rtw88: Remove unnecessary check code Len Baker
2021-08-21 19:20 ` Kalle Valo [this message]
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