team: change the init function in the team_option structure to void

Because the init function in the team_option structure always returns 0,
so change the init function to void and remove redundant code.
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Reviewed-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20230807012556.3146071-4-shaozhengchao@huawei.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/team/team.c

@@ -149,7 +149,6 @@ static int __team_option_inst_add(struct team *team, struct team_option *option,
 	struct team_option_inst *opt_inst;
 	unsigned int array_size;
 	unsigned int i;
-	int err;
 
 	array_size = option->array_size;
 	if (!array_size)
@@ -165,11 +164,8 @@ static int __team_option_inst_add(struct team *team, struct team_option *option,
 		opt_inst->changed = true;
 		opt_inst->removed = false;
 		list_add_tail(&opt_inst->list, &team->option_inst_list);
-		if (option->init) {
-			err = option->init(team, &opt_inst->info);
-			if (err)
-				return err;
-		}
+		if (option->init)
+			option->init(team, &opt_inst->info);
 
 	}
 	return 0;

drivers/net/team/team_mode_activebackup.c

@@ -57,11 +57,10 @@ static void ab_port_leave(struct team *team, struct team_port *port)
 	}
 }
 
-static int ab_active_port_init(struct team *team,
+static void ab_active_port_init(struct team *team,
 				struct team_option_inst_info *info)
 {
 	ab_priv(team)->ap_opt_inst_info = info;
-	return 0;
 }
 
 static int ab_active_port_get(struct team *team, struct team_gsetter_ctx *ctx)

drivers/net/team/team_mode_loadbalance.c

@@ -361,14 +361,13 @@ static int lb_tx_method_set(struct team *team, struct team_gsetter_ctx *ctx)
 	return 0;
 }
 
-static int lb_tx_hash_to_port_mapping_init(struct team *team,
+static void lb_tx_hash_to_port_mapping_init(struct team *team,
 					    struct team_option_inst_info *info)
 {
 	struct lb_priv *lb_priv = get_lb_priv(team);
 	unsigned char hash = info->array_index;
 
 	LB_HTPM_OPT_INST_INFO_BY_HASH(lb_priv, hash) = info;
-	return 0;
 }
 
 static int lb_tx_hash_to_port_mapping_get(struct team *team,
@@ -401,14 +400,13 @@ static int lb_tx_hash_to_port_mapping_set(struct team *team,
 	return -ENODEV;
 }
 
-static int lb_hash_stats_init(struct team *team,
+static void lb_hash_stats_init(struct team *team,
 			       struct team_option_inst_info *info)
 {
 	struct lb_priv *lb_priv = get_lb_priv(team);
 	unsigned char hash = info->array_index;
 
 	lb_priv->ex->stats.info[hash].opt_inst_info = info;
-	return 0;
 }
 
 static int lb_hash_stats_get(struct team *team, struct team_gsetter_ctx *ctx)
@@ -421,14 +419,13 @@ static int lb_hash_stats_get(struct team *team, struct team_gsetter_ctx *ctx)
 	return 0;
 }
 
-static int lb_port_stats_init(struct team *team,
+static void lb_port_stats_init(struct team *team,
 			       struct team_option_inst_info *info)
 {
 	struct team_port *port = info->port;
 	struct lb_port_priv *lb_port_priv = get_lb_port_priv(port);
 
 	lb_port_priv->stats_info.opt_inst_info = info;
-	return 0;
 }
 
 static int lb_port_stats_get(struct team *team, struct team_gsetter_ctx *ctx)

include/linux/if_team.h

@@ -162,7 +162,7 @@ struct team_option {
 	bool per_port;
 	unsigned int array_size; /* != 0 means the option is array */
 	enum team_option_type type;
-	int (*init)(struct team *team, struct team_option_inst_info *info);
+	void (*init)(struct team *team, struct team_option_inst_info *info);
 	int (*getter)(struct team *team, struct team_gsetter_ctx *ctx);
 	int (*setter)(struct team *team, struct team_gsetter_ctx *ctx);
 };