lkml.org 
[lkml]   [2019]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH -next] mtd: docg3: Fix a possible memory leak of mtd->name
From
Date
On 2019/1/23 16:46, Boris Brezillon wrote:
> On Wed, 23 Jan 2019 14:59:43 +0800
> YueHaibing <yuehaibing@huawei.com> wrote:
>
>> In case DOC_CHIPID_G3, mtd->name should be freed in the
>> err handling path, which is alloced by kasprintf.
>>
>> Fixes: ae9d4934b2d7 ("mtd: docg3: add multiple floor support")
>> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
>> ---
>> drivers/mtd/devices/docg3.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
>> index 60ddc38..cbd25f9 100644
>> --- a/drivers/mtd/devices/docg3.c
>> +++ b/drivers/mtd/devices/docg3.c
>> @@ -1867,6 +1867,7 @@ doc_probe_device(struct docg3_cascade *cascade, int floor, struct device *dev)
>>
>> nomem4:
>> kfree(docg3->bbt);
>> + kfree(mtd->name);
>
> Please use devm_kasprintf() instead.

Ok, will do it in v2.

>
>> nomem3:
>> kfree(mtd);
>> nomem2:
>
>
> .
>

\
 
 \ /
  Last update: 2019-01-23 09:55    [W:0.052 / U:0.572 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site