style: fix linting issues

License: MIT
Signed-off-by: Henrique Dias <hacdias@gmail.com>

Former-commit-id: 10657ab9cff2ee94dd7c0082bfe2cbfa07865022 [formerly 5501af1ace43a089ac4222cf9da2f5176242f817] [formerly 39c72e2e9235a822a30c0b338f55c441f3b3024d [formerly b7022bdfe3]]
Former-commit-id: 5941e4ab1295b90371ba60003f69939559dc8060 [formerly 3513d92ba403133d7b53aa19c92e4356f9e68b75]
Former-commit-id: 3657f6f659e893928bd2b9f64afecdaa41d587a6

http/download.go

@@ -79,11 +79,10 @@ func downloadHandler(c *fb.Context, w http.ResponseWriter, r *http.Request) (int
 
 func downloadFileHandler(c *fb.Context, w http.ResponseWriter, r *http.Request) (int, error) {
 	file, err := os.Open(c.File.Path)
-	defer file.Close()
-
 	if err != nil {
 		return http.StatusInternalServerError, err
 	}
+	defer file.Close()
 
 	stat, err := file.Stat()
 	if err != nil {

http/subtitle.go

@@ -2,12 +2,13 @@ package http
 
 import (
 	"bytes"
-	fb "github.com/filebrowser/filebrowser"
 	"io/ioutil"
 	"net/http"
 	"os"
 	"path/filepath"
 	"regexp"
+
+	fb "github.com/filebrowser/filebrowser"
 )
 
 func subtitlesHandler(c *fb.Context, w http.ResponseWriter, r *http.Request) (int, error) {
@@ -36,11 +37,10 @@ func subtitleHandler(c *fb.Context, w http.ResponseWriter, r *http.Request) (int
 	}
 
 	file, err := os.Open(c.File.Path)
-	defer file.Close()
-
 	if err != nil {
 		return http.StatusInternalServerError, err
 	}
+	defer file.Close()
 
 	stat, err := file.Stat()
 	if err != nil {

staticgen/hugo.go

@@ -187,9 +187,6 @@ func (h Hugo) undraft(file string) error {
 // Setup sets up the plugin.
 func (h *Hugo) Setup() error {
 	var err error
-	if h.Exe, err = exec.LookPath("hugo"); err != nil {
+	h.Exe, err = exec.LookPath("hugo")
 	return err
-	}
-
-	return nil
 }