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 3B5EDC04FE0 for ; Tue, 1 Aug 2023 09:46:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233544AbjHAJpE (ORCPT ); Tue, 1 Aug 2023 05:45:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45748 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233483AbjHAJou (ORCPT ); Tue, 1 Aug 2023 05:44:50 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C28404694 for ; Tue, 1 Aug 2023 02:42:19 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4A00C6150B for ; Tue, 1 Aug 2023 09:42:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56ED0C433C8; Tue, 1 Aug 2023 09:42:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1690882938; bh=1CR21AlWjxmzx71U2Khe9P8MRrhwW44JW1deQZFeSaY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Es7AuvivQ4VYqOYpRe2gRnamBTmp6vkrEmD+45nopmFDv+rpLrKlMyHjYqFOKW8Ux edoTSfTB/wK6xEeLrAIfkqoD1lY6QpjevI5smGQbFCOfIiyWO6ilF2rrEUPWUxWi14 FZvh5Gn0SKR/Zk49Ip6OhQI8R3d20yM48Y30omfs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Srinivas Kandagatla , Vinod Koul , Sasha Levin Subject: [PATCH 6.4 056/239] soundwire: qcom: update status correctly with mask Date: Tue, 1 Aug 2023 11:18:40 +0200 Message-ID: <20230801091927.553679050@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230801091925.659598007@linuxfoundation.org> References: <20230801091925.659598007@linuxfoundation.org> User-Agent: quilt/0.67 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: Srinivas Kandagatla [ Upstream commit f84d41b2a083b990cbdf70f3b24b6b108b9678ad ] SoundWire device status can be incorrectly updated without proper mask, fix this by adding a mask before updating the status. Fixes: c7d49c76d1d5 ("soundwire: qcom: add support to new interrupts") Signed-off-by: Srinivas Kandagatla Link: https://lore.kernel.org/r/20230525133812.30841-2-srinivas.kandagatla@linaro.org Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/soundwire/qcom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c index e3ef5ebae6b7c..027979c66486c 100644 --- a/drivers/soundwire/qcom.c +++ b/drivers/soundwire/qcom.c @@ -437,7 +437,7 @@ static int qcom_swrm_get_alert_slave_dev_num(struct qcom_swrm_ctrl *ctrl) status = (val >> (dev_num * SWRM_MCP_SLV_STATUS_SZ)); if ((status & SWRM_MCP_SLV_STATUS_MASK) == SDW_SLAVE_ALERT) { - ctrl->status[dev_num] = status; + ctrl->status[dev_num] = status & SWRM_MCP_SLV_STATUS_MASK; return dev_num; } } -- 2.39.2