fixed linter warnings

Author: MrZoidberg

api/api.go

@@ -37,10 +37,8 @@ type Api struct {
 
 func NewApi(opts ...func(*ApiOptions)) *Api {
 	var options = &ApiOptions{}
-	if opts != nil {
-		for _, opt := range opts {
-			opt(options)
-		}
+	for _, opt := range opts {
+		opt(options)
 	}
 
 	tr := &http.Transport{}
@@ -60,7 +58,7 @@ func (a *Api) saveSession(host string, session *Session) {
 }
 
 func (a *Api) getSession(host string) *Session {
-	session, _ := a.sessions[host]
+	session := a.sessions[host]
 	return session
 }
 

config/profile.go

@@ -26,9 +26,9 @@ func newConfig() *Config {
 
 var Cfg *Config
 
-func init() {
+func Load() error {
 	Cfg = newConfig()
-	Cfg.Load()
+	return Cfg.Load()
 }
 
 func (c *Config) AddProfile(profile *Profile) {

main.go

@@ -6,6 +6,7 @@ import (
 	"os"
 
 	"github.com/MrZoidberg/megarac/cmd"
+	"github.com/MrZoidberg/megarac/config"
 	"github.com/MrZoidberg/megarac/lgr"
 	"github.com/urfave/cli/v2"
 )
@@ -15,13 +16,16 @@ var revision = "latest"
 func main() {
 
 	lgr.SetupLog()
+	err := config.Load()
+	if err != nil {
+		log.Fatalf("Failed to load configuration: %v", err)
+	}
 
 	app := &cli.App{
 		Name:  "megarac",
 		Usage: "cli tool for managing MegaRAC BMCs",
 		Action: func(cCtx *cli.Context) error {
-			cli.ShowAppHelp(cCtx)
-			return nil
+			return cli.ShowAppHelp(cCtx)
 		},
 		Commands: []*cli.Command{
 			{