From: Jason Gunthorpe <jgg@ziepe.ca>
To: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Cc: Dennis Dalessandro <dennis.dalessandro@intel.com>,
Mike Marciniszyn <mike.marciniszyn@intel.com>,
Doug Ledford <dledford@redhat.com>,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][next] IB/rdmavt: Use struct_size() helper
Date: Thu, 30 May 2019 15:43:02 -0300 [thread overview]
Message-ID: <20190530184302.GA29724@ziepe.ca> (raw)
In-Reply-To: <20190529151248.GA24080@embeddedor>
On Wed, May 29, 2019 at 10:12:48AM -0500, Gustavo A. R. Silva wrote:
> Make use of the struct_size() helper instead of an open-coded version
> in order to avoid any potential type mistakes, in particular in the
> context in which this code is being used.
>
> So, replace the following form:
>
> sizeof(struct rvt_sge) * init_attr->cap.max_send_sge + sizeof(struct rvt_swqe)
>
> with:
>
> struct_size(swq, sg_list, init_attr->cap.max_send_sge)
>
> and so on...
>
> Also, notice that variable size is unnecessary, hence it is removed.
>
> This code was detected with the help of Coccinelle.
>
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
> ---
> drivers/infiniband/sw/rdmavt/qp.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
Applied to for-next, thanks
Jason
prev parent reply other threads:[~2019-05-30 18:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-29 15:12 [PATCH][next] IB/rdmavt: Use struct_size() helper Gustavo A. R. Silva
2019-05-30 18:26 ` Dennis Dalessandro
2019-05-30 18:29 ` Jason Gunthorpe
2019-05-30 18:43 ` Jason Gunthorpe [this message]
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