netdev - Re: [PATCH net V2 1/4] net: vertexcom: mse102x: Fix possible stuck of SPI interrupt

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <665ef5b5-1802-47e8-a97a-972304c5ceb9@lunn.ch>
Date: Wed, 30 Apr 2025 15:48:27 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Stefan Wahren <wahrenst@....net>
Cc: Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, netdev@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [PATCH net V2 1/4] net: vertexcom: mse102x: Fix possible stuck
 of SPI interrupt

On Wed, Apr 30, 2025 at 03:30:40PM +0200, Stefan Wahren wrote:
> The MSE102x doesn't provide any SPI commands for interrupt handling.
> So in case the interrupt fired before the driver requests the IRQ,
> the interrupt will never fire again. In order to fix this always poll
> for pending packets after opening the interface.
> 
> Fixes: 2f207cbf0dd4 ("net: vertexcom: Add MSE102x SPI support")
> Signed-off-by: Stefan Wahren <wahrenst@....net>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew