09.07.2014 08:28, gregkh пишет:
> On Wed, Jul 09, 2014 at 08:24:06AM +0400, Anton Protopopov wrote:
>> 2014-06-09 14:01 GMT+04:00 Ian Abbott <abbo...@mev.co.uk>:
>>> On 2014-06-07 14:56, Anton Protopopov wrote:
>>>>
>>>> Added a check of the return value of the kobject_set_name function.
>>>>
>>>> Signed-off-by: Anton Protopopov <a.s.protopo...@gmail.com>
>>>> ---
>>>> drivers/staging/comedi/comedi_fops.c | 9 ++++++++-
>>>> 1 file changed, 8 insertions(+), 1 deletion(-)
>>>
>>>
>>> Reviewed-by: Ian Abbott <abbo...@mev.co.uk>
>>
>> This patch was lost, I guess?
>
> I don't seem to have it anymore in my inbox, please resend.
>
> greg k-h
>
Added a check of the return value of the kobject_set_name function.
Signed-off-by: Anton Protopopov <a.s.protopo...@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
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