From: Gustavo A. R. Silva Date: Tue, 10 Jan 2023 01:39:58 +0000 (-0600) Subject: net/mlx5e: Replace zero-length array with flexible-array member X-Git-Tag: v6.6.7~3490^2~312^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7193b436b56e740800fa5efe2ea0214f01f55bd0;p=platform%2Fkernel%2Flinux-starfive.git net/mlx5e: Replace zero-length array with flexible-array member Zero-length arrays are deprecated[1] and we are moving towards adopting C99 flexible-array members instead. So, replace zero-length array declaration in struct mlx5e_flow_meter_aso_obj with flex-array member. This helps with the ongoing efforts to tighten the FORTIFY_SOURCE routines on memcpy() and help us make progress towards globally enabling -fstrict-flex-arrays=3 [2]. Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays [1] Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [2] Link: https://github.com/KSPP/linux/issues/78 Signed-off-by: Gustavo A. R. Silva Signed-off-by: Saeed Mahameed --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/meter.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/meter.c index 78af8a3..7758a42 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/meter.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/meter.c @@ -28,7 +28,7 @@ struct mlx5e_flow_meter_aso_obj { int base_id; int total_meters; - unsigned long meters_map[0]; /* must be at the end of this struct */ + unsigned long meters_map[]; /* must be at the end of this struct */ }; struct mlx5e_flow_meters {