netdev - Re: [PATCH net-next v2] nfc: llcp: fix possible use of uninitialized variable in nfc_llcp_send

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Date: Mon, 15 May 2023 12:10:20 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, thierry.escande@...labora.com, sameo@...ux.intel.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2] nfc: llcp: fix possible use of uninitialized
 variable in nfc_llcp_send_connect()

Hello:

This patch was applied to netdev/net-next.git (main)
by David S. Miller <davem@...emloft.net>:

On Sat, 13 May 2023 13:52:04 +0200 you wrote:
> If sock->service_name is NULL, the local variable
> service_name_tlv_length will not be assigned by nfc_llcp_build_tlv(),
> later leading to using value frmo the stack.  Smatch warning:
> 
>   net/nfc/llcp_commands.c:442 nfc_llcp_send_connect() error: uninitialized symbol 'service_name_tlv_length'.
> 
> Fixes: de9e5aeb4f40 ("NFC: llcp: Fix usage of llcp_add_tlv()")
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> [...]

Here is the summary with links:
  - [net-next,v2] nfc: llcp: fix possible use of uninitialized variable in nfc_llcp_send_connect()
    https://git.kernel.org/netdev/net-next/c/0d9b41daa590

You are awesome, thank you!
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