rm_work: keep all sigdata files in stamps dir

* this makes fix for [YOCTO #1074] in bitbake 139b8a625818225c358a1b8363518d7ed6913188
  much more usefull for people using rm_work

(From OE-Core rev: 36386f3b8cadf283954f5c6db6ac6ee463c395de)

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/meta/classes/rm_work.bbclass b/meta/classes/rm_work.bbclass
index 256a202c15..303d47dd73 100644
--- a/meta/classes/rm_work.bbclass
+++ b/meta/classes/rm_work.bbclass
@@ -42,6 +42,10 @@ do_rm_work () {
             *do_setscene*)
                 break
                 ;;
+            *sigdata*)
+                i=dummy
+                break
+                ;;
             *do_package_write*)
                 i=dummy
                 break