[PATCH] drm/amdgpu: fix compare_const_fl.cocci warnings
Christian König
christian.koenig at amd.com
Fri Apr 15 08:46:11 UTC 2016
Am 15.04.2016 um 09:15 schrieb Julia Lawall:
> Move constants to the right of binary operators.
>
> Generated by: scripts/coccinelle/misc/compare_const_fl.cocci
>
> Signed-off-by: Fengguang Wu <fengguang.wu at intel.com>
> Signed-off-by: Julia Lawall <julia.lawall at lip6.fr>
In general the patch looks ok, but do we have a documented preference
where to place constants in the coding style docs?
While it's not so much of a problem any more with modern compilers, some
people still prefer to have it on the left side to catch accidental
value assignments.
Regards,
Christian.
> ---
>
> Could be nice to put the thing being tested first.
>
> amdgpu_grph_object_id_helpers.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_grph_object_id_helpers.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_grph_object_id_helpers.c
> @@ -169,11 +169,11 @@ struct graphics_object_id amdgpu_object_
> struct graphics_object_id go_id = { 0 };
>
> type = object_type_from_bios_object_id(bios_object_id);
> - if (OBJECT_TYPE_UNKNOWN == type)
> + if (type == OBJECT_TYPE_UNKNOWN)
> return go_id;
>
> enum_id = enum_id_from_bios_object_id(bios_object_id);
> - if (ENUM_ID_UNKNOWN == enum_id)
> + if (enum_id == ENUM_ID_UNKNOWN)
> return go_id;
>
> go_id = display_graphics_object_id_init(
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