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 2CAE42E64F; Fri, 24 Nov 2023 18:50:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="yD+AmtgQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AF8E7C433C8; Fri, 24 Nov 2023 18:50:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1700851846; bh=DdEoPN+ovIgnLLMx1ifKa8+TowXPEZ08i14P3h2CBj4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yD+AmtgQRetoia2tvV0G9QXUf0XC+XSGHpbQoeDbs2D95A1x43IxACKa2L4wQfjkd T+Yk9XsAzPqx61Otzw8CFGqmRrjQ+VOXr07AZU4vi6Q42/rTKwikcwFAkxTxJsUCky pSFiqsDW2OZ3KBFtIf73qhK/3/V8kyY6WGcupK+g= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yi Yang , Miquel Raynal , Sasha Levin Subject: [PATCH 6.1 119/372] mtd: rawnand: meson: check return value of devm_kasprintf() Date: Fri, 24 Nov 2023 17:48:26 +0000 Message-ID: <20231124172014.456121705@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231124172010.413667921@linuxfoundation.org> References: <20231124172010.413667921@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yi Yang [ Upstream commit 5a985960a4dd041c21dbe9956958c1633d2da706 ] devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity. Fixes: 1e4d3ba66888 ("mtd: rawnand: meson: fix the clock") Signed-off-by: Yi Yang Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20231019065548.318443-1-yiyang13@huawei.com Signed-off-by: Sasha Levin --- drivers/mtd/nand/raw/meson_nand.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c index ac4947f720478..0aeac8ccbd0ee 100644 --- a/drivers/mtd/nand/raw/meson_nand.c +++ b/drivers/mtd/nand/raw/meson_nand.c @@ -1021,6 +1021,9 @@ static int meson_nfc_clk_init(struct meson_nfc *nfc) init.name = devm_kasprintf(nfc->dev, GFP_KERNEL, "%s#div", dev_name(nfc->dev)); + if (!init.name) + return -ENOMEM; + init.ops = &clk_divider_ops; nfc_divider_parent_data[0].fw_name = "device"; init.parent_data = nfc_divider_parent_data; -- 2.42.0