Re: [PATCH] nes: handling failed allocation when creating workqueue

[Doug Ledford]

On 2/17/2016 11:59 PM, Leon Romanovsky wrote:
> Please see my minor comments below.
> Reviewed-by: Leon Romanovsky <leon@xxxxxxx>
> 
> On Wed, Feb 17, 2016 at 01:06:33PM -0500, Insu Yun wrote:
>> Since create_singlethread_workqueue uses kzalloc internally, 
>> it can be failed in memory pressure, so need to handle it.
> 
> s/can be failed/can fail/
> 
>>
>> Signed-off-by: Insu Yun <wuninsu@xxxxxxxxx>
>> ---
>>  drivers/infiniband/hw/nes/nes_cm.c | 13 ++++++++++++-
>>  1 file changed, 12 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
>> index cb9f0f2..23afad6 100644
>> --- a/drivers/infiniband/hw/nes/nes_cm.c
>> +++ b/drivers/infiniband/hw/nes/nes_cm.c
>> @@ -2833,7 +2833,7 @@ static struct nes_cm_core *nes_cm_alloc_core(void)
>>  	/* alloc top level core control structure */
>>  	cm_core = kzalloc(sizeof(*cm_core), GFP_KERNEL);
>>  	if (!cm_core)
>> -		return NULL;
>> +		goto enomem_3;
> 
> IMHO, there is no need to define goto label for one return.

I made the touchups Leon suggested, and a touchup of my own, but it is
now applied, thanks.

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