grml-exec-wrapper: add double quotes around $@

diff --git a/usr_bin/grml-exec-wrapper b/usr_bin/grml-exec-wrapper
index 6ea449d..cd51cae 100755 (executable)
--- a/usr_bin/grml-exec-wrapper
+++ b/usr_bin/grml-exec-wrapper
@@ -46,7 +46,7 @@ case $PROG in
 esac
 
 if is_installed "$PROG" ; then
-    exec $@
+    exec "$@"
 else
     RC=1
     display_info "Sorry: ${PROG} not available.