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 2BDCBC433F5 for ; Tue, 19 Apr 2022 18:22:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357013AbiDSSY6 (ORCPT ); Tue, 19 Apr 2022 14:24:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357029AbiDSSWi (ORCPT ); Tue, 19 Apr 2022 14:22:38 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 367401EEEE; Tue, 19 Apr 2022 11:15:06 -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 D5AB9B81185; Tue, 19 Apr 2022 18:15:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5380DC385A7; Tue, 19 Apr 2022 18:15:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650392103; bh=MD2a3mTLCRYlsfqyW71MashvvoF42g9X7TNWmf2UenA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cBOc/8LTGlkBxN1bgYND8KHmcH2s7zz5GxUVLU/zuZXsWNsrMWIGQNYxNpwwPmc1R Q+5YYwNL2nHKg9JW4MWmhrnCo1EswoFiKW1MDHngPz4ajQeo4FBAgirSQ/cxZWcvcD QaM8qUxORpy+dh6IV43z0GfvNlBhcy/q0thMvBmT0o1lLIrzv9RAk2QgvJi7bj0gyI BUa4VNEZNlWoHtMmICabi758iZKlQnC8aJla91A81XZ8M1/tVF8/SOC83SDC5X+gat mQjBY3uJMUouB6WTzYaJmdI2hB0Wy6o5XsWqXcpsgTW9gaSh4gmyfVszRb9+WTkv9i gx2YX4nPYO7mw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Borislav Petkov , Felix Fietkau , Lorenzo Bianconi , Ryder Lee , Shayne Chen , Sean Wang , Kalle Valo , "David S. Miller" , Jakub Kicinski , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, Sasha Levin , lorenzo@kernel.org, pabeni@redhat.com, matthias.bgg@gmail.com, christophe.jaillet@wanadoo.fr, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 5.4 07/14] mt76: Fix undefined behavior due to shift overflowing the constant Date: Tue, 19 Apr 2022 14:14:36 -0400 Message-Id: <20220419181444.485959-7-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220419181444.485959-1-sashal@kernel.org> References: <20220419181444.485959-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Borislav Petkov [ Upstream commit dbc2b1764734857d68425468ffa8486e97ab89df ] Fix: drivers/net/wireless/mediatek/mt76/mt76x2/pci.c: In function ‘mt76x2e_probe’: ././include/linux/compiler_types.h:352:38: error: call to ‘__compiletime_assert_946’ \ declared with attribute error: FIELD_PREP: mask is not constant _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) See https://lore.kernel.org/r/YkwQ6%2BtIH8GQpuct@zn.tnic for the gory details as to why it triggers with older gccs only. Signed-off-by: Borislav Petkov Cc: Felix Fietkau Cc: Lorenzo Bianconi Cc: Ryder Lee Cc: Shayne Chen Cc: Sean Wang Cc: Kalle Valo Cc: "David S. Miller" Cc: Jakub Kicinski Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220405151517.29753-9-bp@alien8.de Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt76x2/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c index cf611d1b817c..e6d7646a0d9c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c @@ -76,7 +76,7 @@ mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mt76_rmw_field(dev, 0x15a10, 0x1f << 16, 0x9); /* RG_SSUSB_G1_CDR_BIC_LTR = 0xf */ - mt76_rmw_field(dev, 0x15a0c, 0xf << 28, 0xf); + mt76_rmw_field(dev, 0x15a0c, 0xfU << 28, 0xf); /* RG_SSUSB_CDR_BR_PE1D = 0x3 */ mt76_rmw_field(dev, 0x15c58, 0x3 << 6, 0x3); -- 2.35.1