netdev - Re: [PATCH v3] net/sched: sch_qfq: Fix null-deref in agg

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Message-Id: 
 <175213920654.1416702.17199527229879667524.git-patchwork-notify@kernel.org>
Date: Thu, 10 Jul 2025 09:20:06 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Xiang Mei <xmei5@....edu>
Cc: xiyou.wangcong@...il.com, netdev@...r.kernel.org,
 gregkh@...uxfoundation.org, jhs@...atatu.com, jiri@...nulli.us,
 security@...nel.org
Subject: Re: [PATCH v3] net/sched: sch_qfq: Fix null-deref in agg_dequeue

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Sat,  5 Jul 2025 14:21:43 -0700 you wrote:
> To prevent a potential crash in agg_dequeue (net/sched/sch_qfq.c)
> when cl->qdisc->ops->peek(cl->qdisc) returns NULL, we check the return
> value before using it, similar to the existing approach in sch_hfsc.c.
> 
> To avoid code duplication, the following changes are made:
> 
> 1. Changed qdisc_warn_nonwc(include/net/pkt_sched.h) into a static
> inline function.
> 
> [...]

Here is the summary with links:
  - [v3] net/sched: sch_qfq: Fix null-deref in agg_dequeue
    https://git.kernel.org/netdev/net/c/dd831ac8221e

You are awesome, thank you!
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