X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Flibudev%2Flibudev-device.c;h=978b03dd0da02dd97052c7d781da8ccc978b290d;hp=d0296b7ccb5be1ad136a0849cf24675e4845a99c;hb=3738cc858d6d1312f66a31d2f7652328bb317876;hpb=bd57b6de74c6ff77f0220bf08d43a7e41f4316e9

diff --git a/src/libudev/libudev-device.c b/src/libudev/libudev-device.c
index d0296b7cc..978b03dd0 100644
--- a/src/libudev/libudev-device.c
+++ b/src/libudev/libudev-device.c
@@ -1926,6 +1926,7 @@ void udev_device_set_db_persist(struct udev_device *udev_device)
 int udev_device_rename(struct udev_device *udev_device, const char *name)
 {
         _cleanup_free_ char *dirname = NULL;
+        const char *interface;
         char *new_syspath;
         int r;
 
@@ -1942,6 +1943,13 @@ int udev_device_rename(struct udev_device *udev_device, const char *name)
         if (r < 0)
                 return r;
 
+        interface = udev_device_get_property_value(udev_device, "INTERFACE");
+        if (interface) {
+                /* like DEVPATH_OLD, INTERFACE_OLD is not saved to the db, but only stays around for the current event */
+                udev_device_add_property(udev_device, "INTERFACE_OLD", interface);
+                udev_device_add_property(udev_device, "INTERFACE", name);
+        }
+
         return 0;
 }