Re: [PATCH] drivers/scsi/sd.c: fix uninitialized variable in handling medium errors

Mark Lord
2006-04-26T23:29:19Z

James Bottomley wrote:
> On Wed, 2006-04-26 at 19:04 -0400, Mark Lord wrote:
>> Yes, but the difficulty there is that all of the convoluted logic
>> seems to still be wanted to set a correct "block_sectors" value,
>> needed as a parameter on the final call:
>>
>> scsi_io_completion(SCpnt, good_bytes, block_sectors << 9);
>
> Erm, but that's only used for volume overflow (or other single sector
> errors), which this isn't ... Actually, as far as I can tell, the whole
> block_sectors calculation can be killed as well.

I wonder if it can be done away with as a parameter for scsi_io_completion() ?
If not, then we'll need some nice big comments in that function to warn
against relying on a valid value for that parameter in specific cases.

Cheers