use old staging area dirname if INSTALLKERNEL_STAGING_AREA is not set

desultory · desultory · commit 2c0391f83e55 · 2025-01-22T13:26:47.000-06:00
Signed-off-by: Zen &lt;z@pyl.onl&gt;
diff --git a/hooks/installkernel/52-ugrd.install b/hooks/installkernel/52-ugrd.install
@@ -4,7 +4,7 @@
 
 ver=${1}
 img=${2}
-initrd=${INSTALLKERNEL_STAGING_AREA}/initrd
+initrd=${INSTALLKERNEL_STAGING_AREA:-$(dirname "${img}")}/initrd
 
 # familiar helpers, we intentionally don't use Gentoo functions.sh
 die() {
