netdev - Re: [PATCH net-next 2/4] net/mlx5_core: Add pci error handlers to mlx5

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Date:	Wed, 14 Oct 2015 07:34:30 +0300
From:	Or Gerlitz <ogerlitz@...lanox.com>
To:	Majd Dibbiny <majd@...lanox.com>
CC:	<netdev@...r.kernel.org>, Eli Cohen <eli@...lanox.com>,
	Amir Vadai <amirv@...lanox.com>
Subject: Re: [PATCH net-next 2/4] net/mlx5_core: Add pci error handlers to
 mlx5_core driver



On 10/13/2015 8:04 PM, kbuild test robot wrote:
> Hi Majd,
>
> [auto build test WARNING on net-next/master -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
>
> url:    https://github.com/0day-ci/linux/commits/Or-Gerlitz/net-mlx5_core-Fix-internal-error-detection-conditions/20151013-234855
> reproduce:
>          # apt-get install sparse
>          make ARCH=x86_64 allmodconfig
>          make C=1 CF=-D__CHECK_ENDIAN__
>
>
> sparse warnings: (new ones prefixed by >>)

Hi Majd,

Please address and push fix to Gerrit, IM me when this is ready.

Or.


>
>>> drivers/net/ethernet/mellanox/mlx5/core/cmd.c:1383:36: sparse: incorrect type in assignment (different base types)
>     drivers/net/ethernet/mellanox/mlx5/core/cmd.c:1383:36:    expected restricted __be32 [usertype] <noident>
>     drivers/net/ethernet/mellanox/mlx5/core/cmd.c:1383:36:    got unsigned int [unsigned] [addressable] [usertype] drv_synd
>
> vim +1383 drivers/net/ethernet/mellanox/mlx5/core/cmd.c
>
>    1367	}
>    1368	
>    1369	static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
>    1370			    int out_size, mlx5_cmd_cbk_t callback, void *context)
>    1371	{
>    1372		struct mlx5_cmd_msg *inb;
>    1373		struct mlx5_cmd_msg *outb;
>    1374		int pages_queue;
>    1375		gfp_t gfp;
>    1376		int err;
>    1377		u8 status = 0;
>    1378		u32 drv_synd;
>    1379	
>    1380		if (pci_channel_offline(dev->pdev) ||
>    1381		    dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) {
>    1382			err = mlx5_internal_err_ret_value(dev, opcode_from_in(in), &drv_synd, &status);
>> 1383			*get_synd_ptr(out) = drv_synd;
>    1384			*get_status_ptr(out) = status;
>    1385			return err;
>    1386		}
>    1387	
>

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