Re: [PATCH] cxl: Fix kobject memory leak in cxl_sysfs_afu_new_cr()

From: Michael Ellerman
Date: Tue Jun 02 2020 - 23:01:43 EST


"wanghai (M)" <wanghai38@xxxxxxxxxx> writes:
> å 2020/6/3 1:20, Markus Elfring åé:
>>> Fix it by adding a call to kobject_put() in the error path of
>>> kobject_init_and_add().
>> Thanks for another completion of the exception handling.
>>
>> Would an other patch subject be a bit nicer?
> Thanks for the guidance, I will perfect this description and send a v2
>>
>> â
>>> +++ b/drivers/misc/cxl/sysfs.c
>>> @@ -624,7 +624,7 @@ static struct afu_config_record *cxl_sysfs_afu_new_cr(struct cxl_afu *afu, int c
>>> rc = kobject_init_and_add(&cr->kobj, &afu_config_record_type,
>>> &afu->dev.kobj, "cr%i", cr->cr);
>>> if (rc)
>>> - goto err;
>>> + goto err1;
>> â
>>
>> Can an other label be more reasonable here?
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?id=f359287765c04711ff54fbd11645271d8e5ff763#n465
> I just used the original author's label, should I replace all his labels
> like'err','err1' with reasonable one.

No.

cheers