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* [PATCH] Staging: comedi: check the return value of kobject_set_name
@ 2014-06-07 13:56 Anton Protopopov
  2014-06-09 10:01 ` Ian Abbott
  0 siblings, 1 reply; 7+ messages in thread
From: Anton Protopopov @ 2014-06-07 13:56 UTC (permalink / raw)
  To: gregkh; +Cc: abbotti, hsweeten, devel, linux-kernel, Anton Protopopov

Added a check of the return value of the kobject_set_name function.

Signed-off-by: Anton Protopopov <a.s.protopopov@gmail.com>
---
 drivers/staging/comedi/comedi_fops.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 9d99fb3..dfeefa2 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2597,7 +2597,14 @@ static int __init comedi_init(void)
 		return -EIO;
 	cdev_init(&comedi_cdev, &comedi_fops);
 	comedi_cdev.owner = THIS_MODULE;
-	kobject_set_name(&comedi_cdev.kobj, "comedi");
+
+	retval = kobject_set_name(&comedi_cdev.kobj, "comedi");
+	if (retval) {
+		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
+					 COMEDI_NUM_MINORS);
+		return retval;
+	}
+
 	if (cdev_add(&comedi_cdev, MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS)) {
 		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
 					 COMEDI_NUM_MINORS);
-- 
1.8.3.4


^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2014-07-09  5:14 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-06-07 13:56 [PATCH] Staging: comedi: check the return value of kobject_set_name Anton Protopopov
2014-06-09 10:01 ` Ian Abbott
2014-07-09  4:24   ` Anton Protopopov
2014-07-09  4:28     ` gregkh
2014-07-09  4:48       ` Anton Protopopov
2014-07-09  4:55         ` gregkh
2014-07-09  5:12           ` Anton Protopopov

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