linux-kernel - Re: [PATCH -next] RDMA/cma: Remove NULL check before dev

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Date:   Tue, 20 Jun 2023 12:51:21 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Yang Li <yang.lee@...ux.alibaba.com>
Cc:     leon@...nel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>
Subject: Re: [PATCH -next] RDMA/cma: Remove NULL check before dev_{put, hold}

On Wed, Jun 14, 2023 at 09:43:28AM +0800, Yang Li wrote:
> The call netdev_{put, hold} of dev_{put, hold} will check NULL,
> so there is no need to check before using dev_{put, hold},
> remove it to silence the warning:
> 
> ./drivers/infiniband/core/cma.c:4812:2-9: WARNING: NULL check before dev_{put, hold} functions is not needed.
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=5521
> Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
> ---
>  drivers/infiniband/core/cma.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Applied to for-next, thanks

Jason