linux-kernel - Re: [PATCH v2] (drivers/ethernet/atheros/atl1) test DMA mapping for error code

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Message-ID: <20250613074356.210332b1@kernel.org>
Date: Fri, 13 Jun 2025 07:43:56 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Thomas Fourier <fourier.thomas@...il.com>
Cc: Chris Snook <chris.snook@...il.com>, Andrew Lunn
 <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, Eric
 Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Thomas
 Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...nel.org>,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] (drivers/ethernet/atheros/atl1) test DMA mapping for
 error code

On Fri, 13 Jun 2025 11:54:08 +0200 Thomas Fourier wrote:
> According to Shuah Khan[1], all `dma_map()` functions should be tested
> before using the pointer. This patch checks for errors after all `dma_map()`
> calls.

Please read:
https://www.kernel.org/doc/html/next/process/maintainer-netdev.html