From ee6cb28869d94f25a79f2c7cd29f1574c590036c Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 6 Aug 2010 04:17:51 +0200 Subject: [PATCH] device: properly handle devices that are referenced before they show up --- src/device.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/src/device.c b/src/device.c index 46b3ed3d..a196a982 100644 --- a/src/device.c +++ b/src/device.c @@ -195,7 +195,6 @@ static int device_update_unit(Manager *m, struct udev_device *dev, const char *p } if (!u) { - Device *first; delete = true; if (!(u = unit_new(m))) @@ -204,13 +203,22 @@ static int device_update_unit(Manager *m, struct udev_device *dev, const char *p if ((r = device_add_escaped_name(u, path)) < 0) goto fail; + unit_add_to_load_queue(u); + } else + delete = false; + + /* If this was created via some dependency and has not + * actually been seen yet ->sysfs will not be + * initialized. Hence initialize it if necessary. */ + + if (!DEVICE(u)->sysfs) { + Device *first; + if (!(DEVICE(u)->sysfs = strdup(sysfs))) { r = -ENOMEM; goto fail; } - unit_add_to_load_queue(u); - if (!m->devices_by_sysfs) if (!(m->devices_by_sysfs = hashmap_new(string_hash_func, string_compare_func))) { r = -ENOMEM; @@ -222,9 +230,7 @@ static int device_update_unit(Manager *m, struct udev_device *dev, const char *p if ((r = hashmap_replace(m->devices_by_sysfs, DEVICE(u)->sysfs, first)) < 0) goto fail; - - } else - delete = false; + } if ((model = udev_device_get_property_value(dev, "ID_MODEL_FROM_DATABASE")) || (model = udev_device_get_property_value(dev, "ID_MODEL"))) { -- 2.39.5