Re: [PATCH] scsi/osst.c: remove unncessary casting of kmalloc.

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Thiago Farina wrote:
> --- a/drivers/scsi/osst.c
> +++ b/drivers/scsi/osst.c
> @@ -5842,9 +5842,8 @@ static int osst_probe(struct device *dev)
>  	/* if this is the first attach, build the infrastructure */
>  	write_lock(&os_scsi_tapes_lock);
>  	if (os_scsi_tapes == NULL) {
> -		os_scsi_tapes =
> -			(struct osst_tape **)kmalloc(osst_max_dev * sizeof(struct osst_tape *),
> -				   GFP_ATOMIC);
> +		os_scsi_tapes = kmalloc(osst_max_dev * sizeof(struct osst_tape *),
> +					GFP_ATOMIC);
>  		if (os_scsi_tapes == NULL) {
>  			write_unlock(&os_scsi_tapes_lock);
>  			printk(KERN_ERR "osst :E: Unable to allocate array for OnStream SCSI tapes.\n");

Since you update the style of this kmalloc usage, you could at the same
time change the sizeof expression to sizeof(* os_scsi_tapes).

There is a lot more that could be renovated around os_scsi_tapes, and
osst in general (GFP_ATOMIC allocations in a device probe?  Fixed
maximum number of devices?  BKL usage?), but whether it'd be worth the
effort I don't know.
-- 
Stefan Richter
-=====-==-=- ---= =----
http://arcgraph.de/sr/
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