Re: [PATCH] net: thunderx: Fix unintentional sign extension issue

[patchwork-bot+netdevbpf]

Hello:

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

On Fri,  9 Apr 2021 14:07:26 +0100 you wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> 
> The shifting of the u8 integers rq->caching by 26 bits to
> the left will be promoted to a 32 bit signed int and then
> sign-extended to a u64. In the event that rq->caching is
> greater than 0x1f then all then all the upper 32 bits of
> the u64 end up as also being set because of the int
> sign-extension. Fix this by casting the u8 values to a
> u64 before the 26 bit left shift.
> 
> [...]

Here is the summary with links:
  - net: thunderx: Fix unintentional sign extension issue
    https://git.kernel.org/netdev/net-next/c/e701a2584036

You are awesome, thank you!
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