Messages in this thread Patch in this message | | | Date | Mon, 9 Jan 2023 19:39:58 -0600 | From | "Gustavo A. R. Silva" <> | Subject | [PATCH][next] net/mlx5e: Replace zero-length array with flexible-array member |
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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 <gustavoars@kernel.org> --- drivers/net/ethernet/mellanox/mlx5/core/en/tc/meter.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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 78af8a3175bf..7758a425bfa8 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 { -- 2.34.1
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