From nobody Sat Feb 7 07:17:25 2026 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 B2F79C32757 for ; Mon, 15 Aug 2022 23:54:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355156AbiHOXvf (ORCPT ); Mon, 15 Aug 2022 19:51:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43996 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355045AbiHOXrA (ORCPT ); Mon, 15 Aug 2022 19:47:00 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 607DB1117; Mon, 15 Aug 2022 13:15:15 -0700 (PDT) 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 ams.source.kernel.org (Postfix) with ESMTPS id 50784B80EB1; Mon, 15 Aug 2022 20:15:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A70ECC433C1; Mon, 15 Aug 2022 20:15:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660594513; bh=ipv9dfXXVqAtoVR/NxjiBYzy9by7wrxc6uBHn0fl/lw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C9noWkexd5sBS3/3/I0yST62q9v6hPTF4+Xii8ImtlwAH8EAF0N4hRK54hOHJoy/1 Id7Kn+V61cBm5LpTvstAkdrt7Dj6tRS/QLRxkLcU7oonGPpwT5kFT7FEjaKBgtjMW1 uJCHfYsjNGAeDgnqgnVOq0Q7QFYI9zYu9Owb0iXQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Felix Fietkau , Sasha Levin Subject: [PATCH 5.19 0470/1157] mt76: mt7915: fix endian bug in mt7915_rf_regval_set() Date: Mon, 15 Aug 2022 19:57:06 +0200 Message-Id: <20220815180458.411176288@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Dan Carpenter [ Upstream commit f572dc969a59a80baa22bf2f7c9af0064402652f ] This code is supposed to set a u32 value, but casting will not work on big endian systems. Fixes: 0a17329ae9c1 ("mt76: mt7915: add debugfs knob for RF registers read/= write") Signed-off-by: Dan Carpenter Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/= net/wireless/mediatek/mt76/mt7915/debugfs.c index d0c719ecacd0..fd76db8f5269 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -985,8 +985,9 @@ static int mt7915_rf_regval_set(void *data, u64 val) { struct mt7915_dev *dev =3D data; + u32 val32 =3D val; =20 - return mt7915_mcu_rf_regval(dev, dev->mt76.debugfs_reg, (u32 *)&val, true= ); + return mt7915_mcu_rf_regval(dev, dev->mt76.debugfs_reg, &val32, true); } =20 DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_regval, mt7915_rf_regval_get, --=20 2.35.1