[PATCH] lightnvm: remove unused rq parameter of nvme_nvm_rqtocmd() to kill warning

Jens Axboe axboe at fb.com
Sun May 7 18:53:33 PDT 2017


On 05/07/2017 08:14 AM, Geert Uytterhoeven wrote:
> With gcc 4.1.2:

Wow, that's ancient.

>     drivers/nvme/host/lightnvm.c: In function ‘nvme_nvm_submit_io’:
>     drivers/nvme/host/lightnvm.c:498: warning: ‘rq’ is used uninitialized in this function
> 
> Indeed, since commit 2e13f33a2464fc3a ("lightnvm: create cmd before
> allocating request"), the request is passed to nvme_nvm_rqtocmd() before
> it is allocated.
> 
> Fortunately, as of commit 91276162de9476b8 ("lightnvm: refactor end_io
> functions for sync"), nvme_nvm_rqtocmd () no longer uses the passed
> request, so this warning is a false positive.
> 
> Drop the unused parameter to clean up the code and kill the warning.

Thanks, applied.

-- 
Jens Axboe




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