From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 107381C26 for ; Wed, 23 Nov 2022 09:03:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E8CFC433C1; Wed, 23 Nov 2022 09:03:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1669194190; bh=dkSONJRuZ+uNCCJ/twALFMAw+ruZ3ZJUdYeK9FiHtWk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FtLS/XXYSXHhwB4sG5Yv0v18md4xRWSyOizTHYHKJqME2n9Q4KP57zHuVOdWVbybJ yOZV8tQDVnh0tFY0iBc8kJIfLKV3Y4fR5mNEL7bOQGlgd0g7yuQFBmFWQHs+3rZnYU +pb4RyV/HemBmrPIuPtmZqS4oPTzYkYlzDb2iG+M= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dan Carpenter , Amelie Delaunay , Vinod Koul , Sasha Levin Subject: [PATCH 4.19 001/114] phy: stm32: fix an error code in probe Date: Wed, 23 Nov 2022 09:49:48 +0100 Message-Id: <20221123084551.914105871@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221123084551.864610302@linuxfoundation.org> References: <20221123084551.864610302@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Dan Carpenter [ Upstream commit ca1c73628f5bd0c1ef6e46073cc3be2450605b06 ] If "index > usbphyc->nphys" is true then this returns success but it should return -EINVAL. Fixes: 94c358da3a05 ("phy: stm32: add support for STM32 USB PHY Controller (USBPHYC)") Signed-off-by: Dan Carpenter Reviewed-by: Amelie Delaunay Link: https://lore.kernel.org/r/Y0kq8j6S+5nDdMpr@kili Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/phy/st/phy-stm32-usbphyc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/phy/st/phy-stm32-usbphyc.c b/drivers/phy/st/phy-stm32-usbphyc.c index 1255cd1d9a60..5056662d2927 100644 --- a/drivers/phy/st/phy-stm32-usbphyc.c +++ b/drivers/phy/st/phy-stm32-usbphyc.c @@ -393,6 +393,8 @@ static int stm32_usbphyc_probe(struct platform_device *pdev) ret = of_property_read_u32(child, "reg", &index); if (ret || index > usbphyc->nphys) { dev_err(&phy->dev, "invalid reg property: %d\n", ret); + if (!ret) + ret = -EINVAL; goto put_child; } -- 2.35.1