udev: hwdb - properly handle a missing database

[elogind.git] / src / udev / udev-builtin-hwdb.c

diff --git a/src/udev/udev-builtin-hwdb.c b/src/udev/udev-builtin-hwdb.c
index 234448cdf1126712f15e8e73c548cfffc3f28f3f..0b35d799fee7e2144a6821cde15a0c4fe94d7af0 100644 (file)
--- a/src/udev/udev-builtin-hwdb.c
+++ b/src/udev/udev-builtin-hwdb.c
@@ -33,6 +33,9 @@ int udev_builtin_hwdb_lookup(struct udev_device *dev, const char *modalias, bool
         struct udev_list_entry *entry;
         int n = 0;
 
+        if (!hwdb)
+                return -ENOENT;
+
         udev_list_entry_foreach(entry, udev_hwdb_get_properties_list_entry(hwdb, modalias, 0)) {
                 if (udev_builtin_add_property(dev, test,
                                               udev_list_entry_get_name(entry),