Avoid some blocking issues

[project/luci.git] / libs / sys / luasrc / sys.lua

diff --git a/libs/sys/luasrc/sys.lua b/libs/sys/luasrc/sys.lua
index 02cea5e..cf7fbc0 100644 (file)
--- a/libs/sys/luasrc/sys.lua
+++ b/libs/sys/luasrc/sys.lua
@@ -67,7 +67,7 @@ function flash(image, kpattern)
        if kpattern then
                cmd = cmd .. "-k '" .. kpattern:gsub("'", "") .. "' "
        end
-       cmd = cmd .. "'" .. image:gsub("'", "") .. "' 2>/dev/null"
+       cmd = cmd .. "'" .. image:gsub("'", "") .. "' 2>/dev/null &"
 
        local fp = io.popen(cmd)
        fp:setvbuf("no")
@@ -78,18 +78,8 @@ function flash(image, kpattern)
                fp:close()
                return false, line
        else
-               line = fp:read()
-               if line == "Performing system upgrade..." then
-                       return true
-               end
-               
-               line = fp:read()
-               if line == "Performing system upgrade..." then
-                       return true
-               end
-               
                fp:close()
-               return false, line
+               return true
        end
 end