Revert "Redesigned firmware upgrade process"

1 files changed, 5 insertions, 4 deletions

diff --git a/modules/admin-full/luasrc/controller/admin/system.lua b/modules/admin-full/luasrc/controller/admin/system.lua
index 55087a017..5d64336e0 100644
--- a/modules/admin-full/luasrc/controller/admin/system.lua
+++ b/modules/admin-full/luasrc/controller/admin/system.lua
@@ -182,7 +182,7 @@ end
 function action_upgrade()
 	require("luci.model.uci")
 
-	local ret, err
+	local ret
 	local plat = luci.fs.mtime("/lib/upgrade/platform.sh")
 	local tmpfile = "/tmp/firmware.img"
 	local broadcom = os.execute('grep brcm_ /lib/upgrade/platform.sh >/dev/null 2>&1') == 0
@@ -208,11 +208,12 @@ function action_upgrade()
 	local keepcfg = keep_avail and luci.http.formvalue("keepcfg")
 
 	if plat and fname then
-		ret, err = luci.sys.flash(tmpfile, keepcfg and _keep_pattern())
+		ret = function()
+			return luci.sys.flash(tmpfile, keepcfg and _keep_pattern())
+		end
 	end
 
-	luci.template.render("admin_system/upgrade", {sysupgrade=plat,
-		ret=ret, err=err, keep_avail=keep_avail})
+	luci.template.render("admin_system/upgrade", {sysupgrade=plat, ret=ret, keep_avail=keep_avail})
 end
 
 function _keep_pattern()