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From: Jeff Kirsher on 5 Aug 2010 17:20
On Thu, Aug 5, 2010 at 13:19, Julia Lawall <julia(a)diku.dk> wrote:
> From: Julia Lawall <julia(a)diku.dk>
>
> Both ifs and assignments to autoc seem similar enough that they are both
> put in the if branch indicated by their indentation.
>
> The semantic match that finds this problem is as follows:
> (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @r disable braces4@
> position p1,p2;
> statement S1,S2;
> @@
>
> (
> if (...) { ... }
> |
> if (...) S1(a)p1 S2(a)p2
> )
>
> @script:python@
> p1 << r.p1;
> p2 << r.p2;
> @@
>
> if (p1[0].column == p2[0].column):
>  cocci.print_main("branch",p1)
>  cocci.print_secs("after",p2)
> // </smpl>
>
> Signed-off-by: Julia Lawall <julia(a)diku.dk>
>
> ---
> This changes the semantics and might be the wrong fix.  Not tested.
>
>  drivers/net/ixgbe/ixgbe_82599.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
> index 3e06a61..a5fcdce 100644
> --- a/drivers/net/ixgbe/ixgbe_82599.c
> +++ b/drivers/net/ixgbe/ixgbe_82599.c
> @@ -766,12 +766,13 @@ s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw,
>            link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) {
>                /* Set KX4/KX/KR support according to speed requested */
>                autoc &= ~(IXGBE_AUTOC_KX4_KX_SUPP_MASK | IXGBE_AUTOC_KR_SUPP);
> -               if (speed & IXGBE_LINK_SPEED_10GB_FULL)
> +               if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
>                        if (orig_autoc & IXGBE_AUTOC_KX4_SUPP)
>                                autoc |= IXGBE_AUTOC_KX4_SUPP;
>                        if ((orig_autoc & IXGBE_AUTOC_KR_SUPP) &&
>                            (hw->phy.smart_speed_active == false))
>                                autoc |= IXGBE_AUTOC_KR_SUPP;
> +               }
>                if (speed & IXGBE_LINK_SPEED_1GB_FULL)
>                        autoc |= IXGBE_AUTOC_KX_SUPP;
>        } else if ((pma_pmd_1g == IXGBE_AUTOC_1G_SFI) &&

Thanks Julia, I ave added the path to my queue.

--
Cheers,
Jeff
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