From b5339300bb10b768d70b531e224e550c16e82193 Mon Sep 17 00:00:00 2001
From: Teddysun <i@teddysun.com>
Date: Sun, 5 Apr 2020 18:21:50 +0900
Subject: [PATCH] Update wireguard.sh

---
 wireguard.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wireguard.sh b/wireguard.sh
index a3354e7..d6b3ec0 100644
--- a/wireguard.sh
+++ b/wireguard.sh
@@ -793,12 +793,12 @@ Options:
 }
 
 install_from_repo() {
-    check_os
     _is_installed
     rt=$?
     if [ ${rt} -eq 0 ]; then
         _red "WireGuard was already installed\n" && exit 0
     fi
+    check_os
     if check_kernel_version; then
         if [ ${rt} -eq 2 ]; then
             install_wg_3
@@ -817,12 +817,12 @@ install_from_repo() {
 }
 
 install_from_source() {
-    check_os
     _is_installed
     rt=$?
     if [ ${rt} -eq 0 ]; then
         _red "WireGuard was already installed\n" && exit 0
     fi
+    check_os
     if check_kernel_version; then
         if [ ${rt} -eq 2 ]; then
             install_wg_4