Re: [PATCH v4 06/11] misc: fastrpc: Fix memory leak in audio daemon attach operation

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On 6/7/2024 4:58 PM, Dmitry Baryshkov wrote:
> On Thu, Jun 06, 2024 at 10:29:26PM +0530, Ekansh Gupta wrote:
>> Audio PD daemon send the name as part of the init IOCTL call. This
>> mane needs to be copied to kernel for which memory is allocated.
>> This memory is never freed which might result in memory leak. Add
>> changes to free the memory when it is not needed.
>>
>> Fixes: 0871561055e6 ("misc: fastrpc: Add support for audiopd")
>> Cc: stable <stable@xxxxxxxxxx>
>> Signed-off-by: Ekansh Gupta <quic_ekangupt@xxxxxxxxxxx>
> Fixes go before the non-fixes patches.
>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
>
>> ---
>>  drivers/misc/fastrpc.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
>> index 13e368279765..7ee8bb3a9a6f 100644
>> --- a/drivers/misc/fastrpc.c
>> +++ b/drivers/misc/fastrpc.c
>> @@ -1380,6 +1380,7 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl,
>>  		goto err_invoke;
>>  
> A comment that the remote_heap persists would be helpful.
I'll add this information in remote heap redesign patch. Thanks.

--ekansh
>
>>  	kfree(args);
>> +	kfree(name);
>>  
>>  	return 0;
>>  err_invoke:
>> -- 
>> 2.43.0
>>





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