Re: [PATCH v2 for-next 2/9] RDMA/hns: Add type check in get/set hw field

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On Wed, Sep 09, 2020 at 04:57:27PM +0800, Weihang Li wrote:
> From: Lang Cheng <chenglang@xxxxxxxxxx>
> 
> roce_get_field() and roce_set_field() are only used to set variables in
> type of __le32, add checks for type to avoid inappropriate assignments.
> 
> Signed-off-by: Lang Cheng <chenglang@xxxxxxxxxx>
> Signed-off-by: Weihang Li <liweihang@xxxxxxxxxx>
> ---
>  drivers/infiniband/hw/hns/hns_roce_common.h | 14 ++++++++------
>  1 file changed, 8 insertions(+), 6 deletions(-)

I'm skeptical this actually works. __le32 and u32 are the same thing
unless using sparse, and sparse will already catch mis-uses as-is.

Jason



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