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From: Chuhong Yuan <hslester96@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Ian Abbott <abbotti@mev.co.uk>,
	H Hartley Sweeten <hsweeten@visionengravers.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Cheah Kok Cheong <thrust73@gmail.com>,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
	Chuhong Yuan <hslester96@gmail.com>
Subject: [PATCH] staging: comedi: comedi_test: return error when comedi_test_init fails
Date: Tue, 10 Dec 2019 17:14:51 +0800	[thread overview]
Message-ID: <20191210091451.23505-1-hslester96@gmail.com> (raw)

comedi_test_init() forgets to return error when it fails.
Modify the return value to fix it.

Fixes: 9ff7400bd38c ("Staging: comedi: drivers: comedi_test: Add auto-configuration capability")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
---
 drivers/staging/comedi/drivers/comedi_test.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/comedi_test.c b/drivers/staging/comedi/drivers/comedi_test.c
index ef4c7c8a2b71..133ed99a89f1 100644
--- a/drivers/staging/comedi/drivers/comedi_test.c
+++ b/drivers/staging/comedi/drivers/comedi_test.c
@@ -799,12 +799,14 @@ static int __init comedi_test_init(void)
 	if (!config_mode) {
 		ctcls = class_create(THIS_MODULE, CLASS_NAME);
 		if (IS_ERR(ctcls)) {
+			ret = PTR_ERR(ctcls);
 			pr_warn("comedi_test: unable to create class\n");
 			goto clean3;
 		}
 
 		ctdev = device_create(ctcls, NULL, MKDEV(0, 0), NULL, DEV_NAME);
 		if (IS_ERR(ctdev)) {
+			ret = PTR_ERR(ctdev);
 			pr_warn("comedi_test: unable to create device\n");
 			goto clean2;
 		}
@@ -826,7 +828,7 @@ static int __init comedi_test_init(void)
 clean3:
 	ctcls = NULL;
 
-	return 0;
+	return ret;
 }
 module_init(comedi_test_init);
 
-- 
2.24.0


             reply	other threads:[~2019-12-10  9:15 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-10  9:14 Chuhong Yuan [this message]
2019-12-10 10:58 ` Ian Abbott

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