mirror of https://gitee.com/openkylin/linux.git
mlxsw: spectrum_qdisc: Don't use variable array in mlxsw_sp_tclass_congestion_enable
Resolve the sparse warning:
"sparse: Variable length array is used."
Use 2 arrays for 2 PRM register accesses.
Fixes: 96f17e0776
("mlxsw: spectrum: Support RED qdisc offload")
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Yuval Mintz <yuvalm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -46,7 +46,8 @@ mlxsw_sp_tclass_congestion_enable(struct mlxsw_sp_port *mlxsw_sp_port,
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int tclass_num, u32 min, u32 max,
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u32 probability, bool is_ecn)
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{
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char cwtp_cmd[max_t(u8, MLXSW_REG_CWTP_LEN, MLXSW_REG_CWTPM_LEN)];
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char cwtpm_cmd[MLXSW_REG_CWTPM_LEN];
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char cwtp_cmd[MLXSW_REG_CWTP_LEN];
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struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
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int err;
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@ -60,10 +61,10 @@ mlxsw_sp_tclass_congestion_enable(struct mlxsw_sp_port *mlxsw_sp_port,
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if (err)
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return err;
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mlxsw_reg_cwtpm_pack(cwtp_cmd, mlxsw_sp_port->local_port, tclass_num,
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mlxsw_reg_cwtpm_pack(cwtpm_cmd, mlxsw_sp_port->local_port, tclass_num,
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MLXSW_REG_CWTP_DEFAULT_PROFILE, true, is_ecn);
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return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(cwtpm), cwtp_cmd);
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return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(cwtpm), cwtpm_cmd);
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}
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static int
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