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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),