netdev - Re: [PATCH] ptp_qoriq: fix overflow in ptp_qoriq

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Date:   Wed, 24 Mar 2021 19:20:08 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Yangbo Lu <yangbo.lu@....com>
Cc:     netdev@...r.kernel.org, richardcochran@...il.com
Subject: Re: [PATCH] ptp_qoriq: fix overflow in ptp_qoriq_adjfine() u64
 calcalation

Hello:

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

On Tue, 23 Mar 2021 16:02:29 +0800 you wrote:
> Current calculation for diff of TMR_ADD register value may have
> 64-bit overflow in this code line, when long type scaled_ppm is
> large.
> 
> adj *= scaled_ppm;
> 
> This patch is to resolve it by using mul_u64_u64_div_u64().
> 
> [...]

Here is the summary with links:
  - ptp_qoriq: fix overflow in ptp_qoriq_adjfine() u64 calcalation
    https://git.kernel.org/netdev/net/c/f51d7bf1dbe5

You are awesome, thank you!
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