linux-kernel - Re: [PATCH] liquidio: Fix unintentional sign extension issue on left shift of u16

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Message-Id: <162637080493.16853.1349424784773313835.git-patchwork-notify@kernel.org>
Date:   Thu, 15 Jul 2021 17:40:04 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Colin King <colin.king@...onical.com>
Cc:     dchickles@...vell.com, sburla@...vell.com, fmanlunas@...vell.com,
        davem@...emloft.net, kuba@...nel.org,
        rvatsavayi@...iumnetworks.com, netdev@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] liquidio: Fix unintentional sign extension issue on left
 shift of u16

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Wed, 14 Jul 2021 16:23:43 +0100 you wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> Shifting the u16 integer oct->pcie_port by CN23XX_PKT_INPUT_CTL_MAC_NUM_POS
> (29) bits will be promoted to a 32 bit signed int and then sign-extended
> to a u64. In the cases where oct->pcie_port where bit 2 is set (e.g. 3..7)
> the shifted value will be sign extended and the top 32 bits of the result
> will be set.
> 
> [...]

Here is the summary with links:
  - liquidio: Fix unintentional sign extension issue on left shift of u16
    https://git.kernel.org/netdev/net/c/e7efc2ce3d07

You are awesome, thank you!
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