fix panic issue on update avatar email (go-gitea#4580) (go-gitea#4581)

fangdingjun · fangdingjun · commit 73608e331bf5 · 2018-08-01T18:54:27.000+08:00
fix go-gitea#4580
diff --git a/routers/user/setting/profile.go b/routers/user/setting/profile.go
@@ -119,7 +119,7 @@ func UpdateAvatarSetting(ctx *context.Context, form auth.AvatarForm, ctxUser *mo
 		ctxUser.AvatarEmail = form.Gravatar
 	}
 
-	if form.Avatar.Filename != "" {
+	if form.Avatar != nil && form.Avatar.Filename != "" {
 		fr, err := form.Avatar.Open()
 		if err != nil {
 			return fmt.Errorf("Avatar.Open: %v", err)

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,7 @@ func UpdateAvatarSetting(ctx context.Context, form auth.AvatarForm, ctxUser mo`
`119`	`119`	`ctxUser.AvatarEmail = form.Gravatar`
`120`	`120`	`}`
`121`	`121`
`122`		`- if form.Avatar.Filename != "" {`
	`122`	`+ if form.Avatar != nil && form.Avatar.Filename != "" {`
`123`	`123`	`fr, err := form.Avatar.Open()`
`124`	`124`	`if err != nil {`
`125`	`125`	`return fmt.Errorf("Avatar.Open: %v", err)`