Re: [PATCH 2/2] z2ram: Delete a jump label in z2_init()

From: Geert Uytterhoeven
Date: Mon Dec 14 2015 - 04:11:08 EST


On Mon, Dec 14, 2015 at 1:36 AM, Sergey Senozhatsky
<sergey.senozhatsky.work@xxxxxxxxx> wrote:
> Cc Jens, Andrew, Geert
>
> On (12/11/15 19:26), SF Markus Elfring wrote:
>>
>> This issue was detected by using the Coccinelle software.
>>
>> * Let us return directly if a call of the function "register_blkdev" failed.
>>
>> * Remove the jump label "err" then.
>>
>> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>

Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

>> ---
>> drivers/block/z2ram.c | 4 +---
>> 1 file changed, 1 insertion(+), 3 deletions(-)
>>
>> diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c
>> index 968f9e5..b07581d 100644
>> --- a/drivers/block/z2ram.c
>> +++ b/drivers/block/z2ram.c
>> @@ -345,9 +345,8 @@ z2_init(void)
>> if (!MACH_IS_AMIGA)
>> return -ENODEV;
>>
>> - ret = -EBUSY;
>> if (register_blkdev(Z2RAM_MAJOR, DEVICE_NAME))
>> - goto err;
>> + return -EBUSY;
>>
>> ret = -ENOMEM;
>> z2ram_gendisk = alloc_disk(1);
>> @@ -374,7 +373,6 @@ out_queue:
>> put_disk(z2ram_gendisk);
>> out_disk:
>> unregister_blkdev(Z2RAM_MAJOR, DEVICE_NAME);
>> -err:
>> return ret;
>> }
>
> z2ram and zram are different drivers, but the change looks
> ok to me.
>
> z2ram can be improved in many ways, so my question is - do
> people still use it?

I think it's still used.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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