Re: [patch] scsi/osd: checking NULL instead of ERR_PTR()

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On 11/21/2010 12:31 PM, Boaz Harrosh wrote:
> On 11/14/2010 03:39 PM, Boaz Harrosh wrote:
>> On 11/12/2010 06:31 AM, Dan Carpenter wrote:
>>> bio_map_kern() returns ERR_PTRs on failure and never returns NULL.
>>>
>>> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
>>>
>>
>> Acked-by: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
>>
> 
> James! Please submit this patch for scsi-rc-fixes. It is an important
> fix for code that went into this merge window.
> 
> Thanks
> Boaz
> 

James, ping?

>>> diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
>>> index 0433ea6..b798919 100644
>>> --- a/drivers/scsi/osd/osd_initiator.c
>>> +++ b/drivers/scsi/osd/osd_initiator.c
>>> @@ -951,8 +951,8 @@ static int _osd_req_finalize_cdb_cont(struct osd_request *or, const u8 *cap_key)
>>>  	/* create a bio for continuation segment */
>>>  	bio = bio_map_kern(req_q, or->cdb_cont.buff, or->cdb_cont.total_bytes,
>>>  			   GFP_KERNEL);
>>> -	if (unlikely(!bio))
>>> -		return -ENOMEM;
>>> +	if (unlikely(IS_ERR(bio)))
>>> +		return PTR_ERR(bio);
>>>  
>>>  	bio->bi_rw |= REQ_WRITE;
>>>  
>>
>> Wahoo, good catch, thanks! This is new code in 2.6.37-rc1. It should be pushed
>> for current Kernel.
>>
>> James: please apply to scsi-rc-fixes for the next round of fixes?
>>
>> Thanks
>> Boaz
> 
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