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 75FBBC76196 for ; Sat, 1 Apr 2023 01:41:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231241AbjDABls (ORCPT ); Fri, 31 Mar 2023 21:41:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233074AbjDABll (ORCPT ); Fri, 31 Mar 2023 21:41:41 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F3361EFD6; Fri, 31 Mar 2023 18:41:40 -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 B96F4B832E8; Sat, 1 Apr 2023 01:41:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 743C4C433EF; Sat, 1 Apr 2023 01:41:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1680313297; bh=yERQUqiGn9anUkbxhnMbdjm1L9VY9JBDcH1uL2RINgU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NYBRqeBkxzG6zhRPtL7m6dWT6EmXiZURuW2VsG/EQNjjVyuQBfP9An6Vxk4O9aYOd hit3JU3PFh3KSZLFa+1KezNmR98VYysoT0vQzihcj9MCgEMXQEDjmgFSLhkXPIcRJ5 cPS9Hc3YFL1dw9KV9a3KlXBefO+pyaJnwjWrJSdsmIqWIYgSVW7vZ+hOiCGzk2C8Uc 2QdqsiYRYESHH0uwThNb7fktpT0kZ9p6ZlZ4E2wvLioLhGLBz0DvXUzt12W69NAuTV TjF75erLPZLoHhqHFiN2Ispd7NS8OGjeccdBjePDYwYtqvFXXUVIskupjAlXsO5XkY Jqb8Gfrx01KdQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Denis Arefev , Hans de Goede , Sebastian Reichel , Sasha Levin , sre@kernel.org, wens@csie.org, linux-pm@vger.kernel.org Subject: [PATCH AUTOSEL 6.2 06/25] power: supply: axp288_fuel_gauge: Added check for negative values Date: Fri, 31 Mar 2023 21:41:04 -0400 Message-Id: <20230401014126.3356410-6-sashal@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230401014126.3356410-1-sashal@kernel.org> References: <20230401014126.3356410-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Denis Arefev [ Upstream commit bf6c880d5d1448489ebf92e2d13d5713ff644930 ] Variable 'pirq', which may receive negative value in platform_get_irq(). Used as an index in a function regmap_irq_get_virq(). Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Denis Arefev Reviewed-by: Hans de Goede Signed-off-by: Sebastian Reichel Signed-off-by: Sasha Levin --- drivers/power/supply/axp288_fuel_gauge.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c index 8e6f8a6550790..05f4131784629 100644 --- a/drivers/power/supply/axp288_fuel_gauge.c +++ b/drivers/power/supply/axp288_fuel_gauge.c @@ -724,6 +724,8 @@ static int axp288_fuel_gauge_probe(struct platform_device *pdev) for (i = 0; i < AXP288_FG_INTR_NUM; i++) { pirq = platform_get_irq(pdev, i); + if (pirq < 0) + continue; ret = regmap_irq_get_virq(axp20x->regmap_irqc, pirq); if (ret < 0) return dev_err_probe(dev, ret, "getting vIRQ %d\n", pirq); -- 2.39.2