Re: kern/47676: Off-by-one error in reported CD capacity means last sector cannot be read

[Reinoud Zandijk <reinoud%NetBSD.org@localhost>]

On Thu, Mar 21, 2013 at 05:30:10PM +0000, Michael van Elst wrote:
>  Seems to be slightly more complex.
>  
>  read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size)
>  error = read_cd_capacity(cd->sc_periph, &blksize, &size);
>  error = read_cd_capacity(cd->sc_periph, &blksize, &size);
>  error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba);
>  
>  One time the caller apparently expects the last_lba value as is returned
>  by the READ RECORDED CD CAPACITY command.

I'll take this PR# since its my code patch :) and yes, the result is being
used ambigiously and thats not good. I am preparing a patch to clean this up
and streamline the code again.

With regards,
Reinoud