Re: [PATCH v2] staging: media: atomisp: Fix error path in lm3554_probe()

From: Dan Carpenter
Date: Fri Sep 04 2020 - 02:35:33 EST


On Thu, Sep 03, 2020 at 07:24:51PM +0100, Alex Dewar wrote:
> +
> + ret = atomisp_register_i2c_module(&flash->sd, NULL, LED_FLASH);
> + if (!ret)
> + return 0;

Ugh!!! This is a a special case of the "success handling instead of
failure handling" anti-pattern where the last condition in the function
is different. I just fixed a bug caused by this on Wed.

https://www.spinics.net/lists/netdev/msg680226.html

But it doesn't cause any problems here so whatever...

Reviewed-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

regards,
dan carpenter