debian: only try to execute update-initramfs if it exists

Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/debian/e2fsprogs.postinst b/debian/e2fsprogs.postinst
index 1329255..00ac363 100644 (file)
--- a/debian/e2fsprogs.postinst
+++ b/debian/e2fsprogs.postinst
@@ -3,7 +3,10 @@
 # Abort on error.
 set -e
 
-update-initramfs -u
+if [ -x /usr/sbin/update-initramfs -a \
+       -e /etc/initramfs-tools/initramfs.conf ]; then
+    update-initramfs -u
+fi
 
 #DEBHELPER#