dynamic mtd_blktrans_dev not fully init'd under UBI?

catboat at texas.net catboat at texas.net
Sat Dec 1 12:00:23 EST 2007



Thanks David. 




Quoting David Woodhouse <dwmw2 at infradead.org>:

> On Fri, 2007-11-30 at 14:58 -0600, catboat at texas.net wrote:
> > In the newest git, I see a mutex named "lock" instead, but 
> > I don't think it's initialized either. See the function 
> > mtdblock_add_mtd() in drivers/mtd/mtdblock.c. The struct
> > mtd_blktrans_dev is just kzalloc'd leaving the mutex lock
> > all zeroes. 
> 
> diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
> index 74d9d30..839eed8 100644
> --- a/drivers/mtd/mtd_blkdevs.c
> +++ b/drivers/mtd/mtd_blkdevs.c
> @@ -248,9 +248,9 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
>  		return -EBUSY;
>  	}
>  
> -	mutex_init(&new->lock);
>  	list_add_tail(&new->list, &tr->devs);
>   added:
> +	mutex_init(&new->lock);
>  	if (!tr->writesect)
>  		new->readonly = 1;
>  
> 
> -- 
> dwmw2
> 
> 
> 







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