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 2DAA21E0DBD; Wed, 6 Nov 2024 13:11:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730898675; cv=none; b=dp18o8o/jhKOx38BYm8Fz9w9Fte8BbtZii7JxgmQ5+FmJyGwEVLzSewqnkCuwgA8M9j7pQtQpn1n/bmuLRKCAjFyuAq44ijoFuBRiv/NICF1ftqq7CXhAf9mHSIib5PgQnBx82OQ0H1176ylRllYW0nHi6++MvWCTGDH/mGGTQ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730898675; c=relaxed/simple; bh=eXsv5yWI+heAXZ7C2W03xBXAEnqQAd4dq1smuGXZmmY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TQkptipUIr6w5CCNHmrgZTvnHx+FYczFVWLIrxMoJxjOSHPzNBvoMBetG31sYsuJi5NIyx4x6MZblW/aMjRdUAL/yqRdoniJXcQo+1wmfwBnmu9gYHSXRKLKJFbn8PLtDzSEhVXgGtSvu/N43WXJECx8X1+1cHBOG4k5udoc8xs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=ksqiNmw+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="ksqiNmw+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4B68CC4CED3; Wed, 6 Nov 2024 13:11:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1730898674; bh=eXsv5yWI+heAXZ7C2W03xBXAEnqQAd4dq1smuGXZmmY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ksqiNmw+DBwgOB7bEt1iMEbftwfQIJvPtNGRXoFwrkqegweQ4yQNDL5yd0eD2ghKv G/lctlFTaIIOz0s1Tbt9tavRwCujC5Y4RoBZE4Sr+n0yQmruhc/Jp2mj+xD+H2uDh6 pkl7J2kvzyDQcViB96TcVPfyRHtDwEQUwHZ4wTFQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhu Jun , Jonathan Cameron , Sasha Levin Subject: [PATCH 5.4 318/462] tools/iio: Add memory allocation failure check for trigger_name Date: Wed, 6 Nov 2024 13:03:31 +0100 Message-ID: <20241106120339.380778898@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241106120331.497003148@linuxfoundation.org> References: <20241106120331.497003148@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-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zhu Jun [ Upstream commit 3c6b818b097dd6932859bcc3d6722a74ec5931c1 ] Added a check to handle memory allocation failure for `trigger_name` and return `-ENOMEM`. Signed-off-by: Zhu Jun Link: https://patch.msgid.link/20240828093129.3040-1-zhujun2@cmss.chinamobile.com Signed-off-by: Jonathan Cameron Signed-off-by: Sasha Levin --- tools/iio/iio_generic_buffer.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/iio/iio_generic_buffer.c b/tools/iio/iio_generic_buffer.c index 2fd10eab75b53..5ef09ac6e7cf7 100644 --- a/tools/iio/iio_generic_buffer.c +++ b/tools/iio/iio_generic_buffer.c @@ -479,6 +479,10 @@ int main(int argc, char **argv) return -ENOMEM; } trigger_name = malloc(IIO_MAX_NAME_LENGTH); + if (!trigger_name) { + ret = -ENOMEM; + goto error; + } ret = read_sysfs_string("name", trig_dev_name, trigger_name); free(trig_dev_name); if (ret < 0) { -- 2.43.0