Re: [PATCH] cxgb: avoid open-coded offsetof()

[patchwork-bot+netdevbpf]

Hello:

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

On Mon, 27 Sep 2021 14:16:04 +0200 you wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> clang-14 does not like the custom offsetof() macro in vsc7326:
> 
> drivers/net/ethernet/chelsio/cxgb/vsc7326.c:597:3: error: performing pointer subtraction with a null pointer has undefined behavior [-Werror,-Wnull-pointer-subtraction]
>                 HW_STAT(RxUnicast, RxUnicastFramesOK),
>                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/chelsio/cxgb/vsc7326.c:594:56: note: expanded from macro 'HW_STAT'
>         { reg, (&((struct cmac_statistics *)NULL)->stat_name) - (u64 *)NULL }
> 
> [...]

Here is the summary with links:
  - cxgb: avoid open-coded offsetof()
    https://git.kernel.org/netdev/net-next/c/ef5d6356e2ac

You are awesome, thank you!
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