Re: [PATCH] net: fix NULL pointer in skb_segment_list

From: patchwork-bot+netdevbpf
Date: Wed Feb 01 2023 - 00:20:24 EST


Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Mon, 30 Jan 2023 12:51:48 -0800 you wrote:
> Commit 3a1296a38d0c ("net: Support GRO/GSO fraglist chaining.")
> introduced UDP listifyed GRO. The segmentation relies on frag_list being
> untouched when passing through the network stack. This assumption can be
> broken sometimes, where frag_list itself gets pulled into linear area,
> leaving frag_list being NULL. When this happens it can trigger
> following NULL pointer dereference, and panic the kernel. Reverse the
> test condition should fix it.
>
> [...]

Here is the summary with links:
- net: fix NULL pointer in skb_segment_list
https://git.kernel.org/netdev/net/c/876e8ca83667

You are awesome, thank you!
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