Re: [PATCH 11/11] drivers/net/ethernet/intel: Remove useless return variables

From: Jeff Kirsher
Date: Sun Jun 01 2014 - 21:12:00 EST


On Sat, 2014-05-31 at 10:14 -0300, Peter Senna Tschudin wrote:
> This patch remove variables that are initialized with a constant,
> are never updated, and are only used as parameter of return.
> Return the constant instead of using a variable.
>
> Verified by compilation only.
>
> The coccinelle script that find and fixes this issue is:
> // <smpl>
> @@
> type T;
> constant C;
> identifier ret;
> @@
> - T ret = C;
> ... when != ret
> when strict
> return
> - ret
> + C
> ;
> // </smpl>
>
> Signed-off-by: Peter Senna Tschudin <peter.senna@xxxxxxxxx>
>
> ---
> drivers/net/ethernet/intel/i40e/i40e_adminq.c | 12 +++---------
> drivers/net/ethernet/intel/i40evf/i40e_adminq.c | 12 +++---------
> drivers/net/ethernet/intel/igb/e1000_82575.c | 22
> ++++++++--------------
> 3 files changed, 14 insertions(+), 32 deletions(-)

I have added this patch to my queue, thanks.

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