linux-kernel - Re: [PATCH v3 net] net/mlx5: Fix return type mismatch in mlx5_esw_vport_vhca

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Message-Id: 
 <176938140735.4002147.442926192309734143.git-patchwork-notify@kernel.org>
Date: Sun, 25 Jan 2026 22:50:07 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Zeng Chi <zeng_chi911@....com>
Cc: saeedm@...dia.com, leon@...nel.org, tariqt@...dia.com, mbloch@...dia.com,
 davem@...emloft.net, andrew+netdev@...n.ch, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, feliu@...dia.com, parav@...dia.com,
 witu@...dia.com, ajayachandra@...dia.com, netdev@...r.kernel.org,
 linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org, zengchi@...inos.cn
Subject: Re: [PATCH v3 net] net/mlx5: Fix return type mismatch in
 mlx5_esw_vport_vhca_id()

Hello:

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

On Fri, 23 Jan 2026 16:57:49 +0800 you wrote:
> From: Zeng Chi <zengchi@...inos.cn>
> 
> The function mlx5_esw_vport_vhca_id() is declared to return bool,
> but returns -EOPNOTSUPP (-45), which is an int error code. This
> causes a signedness bug as reported by smatch.
> 
> This patch fixes this smatch report:
> drivers/net/ethernet/mellanox/mlx5/core/eswitch.h:981 mlx5_esw_vport_vhca_id()
> warn: signedness bug returning '(-45)'
> 
> [...]

Here is the summary with links:
  - [v3,net] net/mlx5: Fix return type mismatch in mlx5_esw_vport_vhca_id()
    https://git.kernel.org/netdev/net/c/ca12c4a155eb

You are awesome, thank you!
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