From patchwork Tue Nov 14 09:38:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhu Jun X-Patchwork-Id: 744321 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 9D6E316403 for ; Tue, 14 Nov 2023 09:38:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from cmccmta2.chinamobile.com (cmccmta6.chinamobile.com [111.22.67.139]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 288C418E; Tue, 14 Nov 2023 01:38:20 -0800 (PST) X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from spf.mail.chinamobile.com (unknown[10.188.0.87]) by rmmx-syy-dmz-app05-12005 (RichMail) with SMTP id 2ee565534009c5c-d14fe; Tue, 14 Nov 2023 17:38:17 +0800 (CST) X-RM-TRANSID: 2ee565534009c5c-d14fe X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from ubuntu.localdomain (unknown[10.54.5.255]) by rmsmtp-syy-appsvr05-12005 (RichMail) with SMTP id 2ee565534008686-5bf03; Tue, 14 Nov 2023 17:38:17 +0800 (CST) X-RM-TRANSID: 2ee565534008686-5bf03 From: zhujun2 To: shuah@kernel.org Cc: mathieu.desnoyers@efficios.com, zhujun2@cmss.chinamobile.com, ivan.orlov0322@gmail.com, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] selftests/media_tests: fix a resource leak Date: Tue, 14 Nov 2023 01:38:12 -0800 Message-Id: <20231114093812.7169-1-zhujun2@cmss.chinamobile.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The opened file should be closed in main(), otherwise resource leak will occur that this problem was discovered by code reading Signed-off-by: zhujun2 --- tools/testing/selftests/media_tests/media_device_open.c | 3 +++ tools/testing/selftests/media_tests/media_device_test.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/tools/testing/selftests/media_tests/media_device_open.c b/tools/testing/selftests/media_tests/media_device_open.c index 93183a37b133..2dfb2a11b148 100644 --- a/tools/testing/selftests/media_tests/media_device_open.c +++ b/tools/testing/selftests/media_tests/media_device_open.c @@ -70,6 +70,7 @@ int main(int argc, char **argv) fd = open(media_device, O_RDWR); if (fd == -1) { printf("Media Device open errno %s\n", strerror(errno)); + close(fd); exit(-1); } @@ -79,4 +80,6 @@ int main(int argc, char **argv) else printf("Media device model %s driver %s\n", mdi.model, mdi.driver); + + close(fd); } diff --git a/tools/testing/selftests/media_tests/media_device_test.c b/tools/testing/selftests/media_tests/media_device_test.c index 4b9953359e40..7cabb62535a7 100644 --- a/tools/testing/selftests/media_tests/media_device_test.c +++ b/tools/testing/selftests/media_tests/media_device_test.c @@ -79,6 +79,7 @@ int main(int argc, char **argv) fd = open(media_device, O_RDWR); if (fd == -1) { printf("Media Device open errno %s\n", strerror(errno)); + close(fd); exit(-1); } @@ -100,4 +101,6 @@ int main(int argc, char **argv) sleep(10); count--; } + + close(fd); }