Re: linux-next: build warning after merge of the mlx5-next tree

[Stephen Rothwell]

Hi all,

On Mon, 16 Mar 2020 10:39:13 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Hi all,
> 
> After merging the mlx5-next tree, today's linux-next build (x86_64
> allmodconfig) produced this warning:
> 
> In file included from include/linux/printk.h:331,
>                  from include/linux/kernel.h:15,
>                  from drivers/net/ethernet/mellanox/mlx5/core/mr.c:33:
> drivers/net/ethernet/mellanox/mlx5/core/mr.c: In function 'mlx5_core_create_mkey':
> include/linux/dynamic_debug.h:157:25: warning: 'key' may be used uninitialized in this function [-Wmaybe-uninitialized]
>   157 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
>       |                         ^~~~~~~~~~~~~~~~~
> drivers/net/ethernet/mellanox/mlx5/core/mr.c:47:5: note: 'key' was declared here
>    47 |  u8 key;
>       |     ^~~
> 
> Probably introduced by commit
> 
>   fc6a9f86f08a ("{IB,net}/mlx5: Assign mkey variant in mlx5_ib only")

This warning now appears in the rdma tree.

-- 
Cheers,
Stephen Rothwell

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