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 11D751E1C2F; Fri, 4 Oct 2024 18:32:12 +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=1728066733; cv=none; b=aCimjuSKZu0VS2yiJ/8gbEauQc4es6s0Lvz3Ltvv8zZ2wOEtM9MWuojXxXaa6GRP/2LeiJspeI4tMCz5hQ5MKgtu+YH0fNHM73cuuIwJR6m5rDQGNpnFWpGUUaeZVO0kkgbIx/f3h5TaDU9UJa9nABxA4kbKbHV/lZymoX8K9sU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066733; c=relaxed/simple; bh=+koxMIZM77Tt7I8tTJn8hOJqD1LRiVGBhCi9CP4N6G0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SzlcLAF+iwAoOpIrds3HcFi55k7Hc8tHqqfIM+vfn9RVwaavlwALiLCrWPpFwfByu2pstkPtsltfkyb2kLkRANAd4mR/bfHWUCzViLqEp3M8dlf32hX9/OLRJqTK/rd3n/+4hs31Vk84NamzZUulKDQmppxqT/EBox5z8Nfl+sc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rsQAYb91; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rsQAYb91" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D37D3C4CECC; Fri, 4 Oct 2024 18:32:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728066732; bh=+koxMIZM77Tt7I8tTJn8hOJqD1LRiVGBhCi9CP4N6G0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rsQAYb918FJHnYZgBhdRZJ1s0efE0kMEWcy3rqtNboo9VtVO2wEIwKghjyj0Edati vNX8H/X37+q1SMRvhc4tDUuXLww321BbzcTXoge2YbEUJO0sGZjrj9EGJUW4sHyF9J 1W/6ytq3vtfyyrwRgEqElSbd8hd5kwxtimRYCKF5OJ4xuL0acajBnkk+IuWGdE8WZ7 LDk260gjrQl3ed3VdHObOUfaUpVayFlvr8aSjon6B9hVlE9/X60BMcZcCLdythJt92 dOs0qJ1T12wV42YGRNJNV5nuPg53sYvC/wvEOBnri8e19N5KZNaOU1l6PQz/REoeVP H2UyltkCkCOhw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Zhu Jun , Jonathan Cameron , Sasha Levin , jic23@kernel.org, linux-iio@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 14/16] tools/iio: Add memory allocation failure check for trigger_name Date: Fri, 4 Oct 2024 14:31:41 -0400 Message-ID: <20241004183150.3676355-14-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241004183150.3676355-1-sashal@kernel.org> References: <20241004183150.3676355-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 4.19.322 Content-Transfer-Encoding: 8bit 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 ca9f33fa51c9f..e8cf3dc8de72c 100644 --- a/tools/iio/iio_generic_buffer.c +++ b/tools/iio/iio_generic_buffer.c @@ -483,6 +483,10 @@ 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