Yocto 2.4

Move OpenBMC to Yocto 2.4(rocko)

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I12057b18610d6fb0e6903c60213690301e9b0c67
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/import-layers/yocto-poky/meta/classes/archiver.bbclass b/import-layers/yocto-poky/meta/classes/archiver.bbclass
index 18c5b96..ec80ad4 100644
--- a/import-layers/yocto-poky/meta/classes/archiver.bbclass
+++ b/import-layers/yocto-poky/meta/classes/archiver.bbclass
@@ -223,6 +223,8 @@
     import shutil
 
     # Forcibly expand the sysroot paths as we're about to change WORKDIR
+    d.setVar('STAGING_DIR_HOST', d.getVar('STAGING_DIR_HOST'))
+    d.setVar('STAGING_DIR_TARGET', d.getVar('STAGING_DIR_TARGET'))
     d.setVar('RECIPE_SYSROOT', d.getVar('RECIPE_SYSROOT'))
     d.setVar('RECIPE_SYSROOT_NATIVE', d.getVar('RECIPE_SYSROOT_NATIVE'))