From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DDB3EC43219 for ; Mon, 7 Mar 2022 10:03:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238713AbiCGKEZ (ORCPT ); Mon, 7 Mar 2022 05:04:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40592 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240196AbiCGKAt (ORCPT ); Mon, 7 Mar 2022 05:00:49 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4D7E7DE2F; Mon, 7 Mar 2022 01:47:03 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6DCC761343; Mon, 7 Mar 2022 09:47:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 78769C340F3; Mon, 7 Mar 2022 09:47:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1646646421; bh=PJhclMeZHNqjQ4k7occUJb+52L47Qcey3RRk2AO8MJU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C5LXo1uw7XVZ3bgcHSTkfIQ29yJ9B4fwsjG0wZxN51CJIAzFiPGFe/ZN6AEKzZCE7 DuSITOSZWN99AV8pVrw5oYC4EXp0dZyl+iuHItdB22+q+zK4YhmyJzfDTqw2CqijLE s29QGlQTPiNGQatulLGCzCosH/H7PVF27RRhQ17o= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Chuanhong Guo , Ilya Lipnitskiy , Sergio Paracuellos , Thomas Bogendoerfer , Sasha Levin Subject: [PATCH 5.15 238/262] MIPS: ralink: mt7621: use bitwise NOT instead of logical Date: Mon, 7 Mar 2022 10:19:42 +0100 Message-Id: <20220307091710.088685224@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220307091702.378509770@linuxfoundation.org> References: <20220307091702.378509770@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Ilya Lipnitskiy [ Upstream commit 5d8965704fe5662e2e4a7e4424a2cbe53e182670 ] It was the intention to reverse the bits, not make them all zero by using logical NOT operator. Fixes: cc19db8b312a ("MIPS: ralink: mt7621: do memory detection on KSEG1") Suggested-by: Chuanhong Guo Signed-off-by: Ilya Lipnitskiy Reviewed-by: Sergio Paracuellos Signed-off-by: Thomas Bogendoerfer Signed-off-by: Sasha Levin --- arch/mips/ralink/mt7621.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/ralink/mt7621.c b/arch/mips/ralink/mt7621.c index fd9a872d5713..4c8378661219 100644 --- a/arch/mips/ralink/mt7621.c +++ b/arch/mips/ralink/mt7621.c @@ -38,7 +38,7 @@ static bool __init mt7621_addr_wraparound_test(phys_addr_t size) __raw_writel(MT7621_MEM_TEST_PATTERN, dm); if (__raw_readl(dm) != __raw_readl(dm + size)) return false; - __raw_writel(!MT7621_MEM_TEST_PATTERN, dm); + __raw_writel(~MT7621_MEM_TEST_PATTERN, dm); return __raw_readl(dm) == __raw_readl(dm + size); } -- 2.34.1