linux-kernel - Re: include/net/sock.h:2100:16: sparse: sparse: cast to non-scalar

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Message-ID: <20260112123332.GI830755@noisy.programming.kicks-ass.net>
Date: Mon, 12 Jan 2026 13:33:32 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Eric Dumazet <edumazet@...gle.com>
Cc: Al Viro <viro@...iv.linux.org.uk>, kernel test robot <lkp@...el.com>,
	oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Jakub Kicinski <kuba@...nel.org>,
	Maciej Żenczykowski <maze@...gle.com>,
	Will Deacon <will@...nel.org>,
	"Paul E. McKenney" <paulmck@...nel.org>
Subject: Re: include/net/sock.h:2100:16: sparse: sparse: cast to non-scalar

On Sun, Jan 11, 2026 at 11:08:34AM +0100, Eric Dumazet wrote:

> I have sent a fix, but got no reply from any alpha users.
> 
> https://lists.openwall.net/linux-kernel/2025/11/03/350

That is not fix, it re-introduces original problem of volatile
temporary and bad code gen.