From: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Bart Van Assche <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Eli Cohen <eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH 1/5] mlx5: Use NULL instead of 0 to represent a pointer
Date: Tue, 6 Dec 2016 15:59:17 +0200 [thread overview]
Message-ID: <20161206135917.GC2437@mtr-leonro.local> (raw)
In-Reply-To: <16dc2a07-86f7-ce47-7b0c-1da03e58d99f-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
On Mon, Dec 05, 2016 at 05:18:08PM -0800, Bart Van Assche wrote:
> Detected by sparse.
>
> Signed-off-by: Bart Van Assche <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
> Cc: Eli Cohen <eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> ---
> drivers/infiniband/hw/mlx5/main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
> index 32b09f059c84..abd200e3e299 100644
> --- a/drivers/infiniband/hw/mlx5/main.c
> +++ b/drivers/infiniband/hw/mlx5/main.c
> @@ -127,7 +127,7 @@ static int mlx5_netdev_event(struct notifier_block *this,
>
> if ((upper == ndev || (!upper && ndev == ibdev->roce.netdev))
> && ibdev->ib_active) {
> - struct ib_event ibev = {0};
> + struct ib_event ibev = { NULL };
I afraid that it is sparse anomality and because NULL==0, the ibev.event
will be initialized to zero, but it is a matter of time when the sparse
will complain about wrong initialization again.
>
> ibev.device = &ibdev->ib_dev;
> ibev.event = (event == NETDEV_UP) ?
> --
> 2.11.0
>
> --
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next prev parent reply other threads:[~2016-12-06 13:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-06 1:17 [PATCH 0/5] mlx5 patches for kernel v4.10 Bart Van Assche
[not found] ` <9ff07804-492c-c67a-e729-b31e0f863027-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-06 1:18 ` [PATCH 1/5] mlx5: Use NULL instead of 0 to represent a pointer Bart Van Assche
[not found] ` <16dc2a07-86f7-ce47-7b0c-1da03e58d99f-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-06 13:59 ` Leon Romanovsky [this message]
[not found] ` <20161206135917.GC2437-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2016-12-06 16:28 ` Jason Gunthorpe
2016-12-06 16:29 ` Bart Van Assche
[not found] ` <a8d3dbb7-aafa-c5af-5d06-78d1f4914c5d-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-07 8:21 ` Leon Romanovsky
[not found] ` <20161207082110.GA11857-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2016-12-14 18:44 ` Doug Ledford
2016-12-06 1:18 ` [PATCH 2/5] mlx5: Remove a set-but-not-used variable Bart Van Assche
[not found] ` <f1351e2c-915d-9883-838b-d3c50f27da17-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-06 14:24 ` Leon Romanovsky
[not found] ` <20161206142441.GA3437-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2016-12-14 18:45 ` Doug Ledford
2016-12-06 1:19 ` [PATCH 3/5] mlx5: Avoid that sparse complains about dubious !x & y expressions Bart Van Assche
[not found] ` <572c702f-589f-2d5a-9e13-45223191db85-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-08 9:26 ` Or Gerlitz
[not found] ` <CAJ3xEMjPZYgLhDi_6Jxkx_dg_RaehD=3SchMt_noLzQEChPrxQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-12-08 17:52 ` Bart Van Assche
2016-12-08 17:53 ` Jason Gunthorpe
[not found] ` <20161208175322.GB11025-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-12-14 18:46 ` Doug Ledford
2016-12-06 1:19 ` [PATCH 4/5] mlx5: Fix mlx5_srq_attr.pas endianness annotation Bart Van Assche
[not found] ` <3d4f5ffa-e9bf-cd28-d200-74c5dd3d68ce-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-06 13:55 ` Leon Romanovsky
2016-12-06 1:19 ` [PATCH 5/5] mlx5, calc_sq_size(): Make a debug message more informative Bart Van Assche
[not found] ` <4387aa0f-5097-d456-eee2-b480dfa5af87-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-06 14:31 ` Leon Romanovsky
[not found] ` <20161206143159.GB3437-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2016-12-14 18:46 ` Doug Ledford
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