Fix case where --drivers was specified.

diff --git a/modules.d/90kernel-modules/install b/modules.d/90kernel-modules/install
index eec3ae7293ebb2260ed0f2913db10635c452d79a..d257ae146b75b1a04c2e5b15aa3ab7b2d6889568 100755 (executable)
--- a/modules.d/90kernel-modules/install
+++ b/modules.d/90kernel-modules/install
@@ -1,5 +1,5 @@
 #!/bin/bash
-if [ -z $drivers ]; then
+if [ -z "$drivers" ]; then
   drivers="sd_mod =fs"
   instmods $drivers
   # Include block controller drivers