lkml.org 
[lkml]   [2008]   [Aug]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Fix possible kobject reference counter leak in kobject_rename()
Greg KH wrote:
> On Thu, Aug 21, 2008 at 07:31:48PM +0900, Kenji Kaneshige wrote:
>> Hi,
>>
>> I found a possible kobject reference counter leak problem in
>> kobject_rename(). The following patch will fix it.
>>
>> Thanks,
>> Kenji Kaneshige
>>
>>
>> Fix possible kobject reference counter leak in kobject_rename().
>>
>> If kobject_rename() failed because of name collision, we must call
>> kobject_put() for specified kobject before return.
>>
>> Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
>>
>> ---
>> lib/kobject.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> Index: linux-2.6.27-rc4/lib/kobject.c
>> ===================================================================
>> --- linux-2.6.27-rc4.orig/lib/kobject.c
>> +++ linux-2.6.27-rc4/lib/kobject.c
>> @@ -411,6 +411,7 @@ int kobject_rename(struct kobject *kobj,
>> "to '%s' as '%s' is already in existence.\n",
>> kobject_name(kobj), new_name, new_name);
>> kobject_put(temp_kobj);
>> + kobject_put(kobj);
>> return -EINVAL;
>> }
>> }
>
> Thanks, but this is already fixed up with a patch from Eric in my tree
> in a different way.
>
> greg k-h
>
>

Ah, I see. I didn't notice that. Thank you for the information.

Thanks,
Kenji Kaneshige




\
 
 \ /
  Last update: 2008-08-22 04:35    [W:0.120 / U:0.164 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site