Re: [Cocci] [PATCH] Coccinelle: Script to replace NULL test with IS_ERR test for devm_ioremap_resource

From: Amitoj Kaur Chawla
Date: Wed Jun 29 2016 - 22:44:22 EST


On Thu, Jun 30, 2016 at 12:53 AM, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote:
> On Thu, Jun 30, 2016 at 12:03:47AM +0530, Amitoj Kaur Chawla wrote:
>> This script detects cases which have incorrect error handling for
>> devm_ioremap_resource function, employing a NULL test instead of an
>> IS_ERR() test.
>>
>> Signed-off-by: Amitoj Kaur Chawla <amitoj1606@xxxxxxxxx>
>
> Why don't we fix the code at the same time?
>

Thank you for your suggestion. I will fix this up and resend.

> And it should not be restricted to devm_ioremap_resource() but
> extensible so other functions could be added later?
>
> (Surprised to see that we don't have such a script yet)
>

I am working on a more general solution, extending to other functions.

Amitoj