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remove name from index if the node name has changed

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Scott discovered that a changed rule, which renames a device node
leaves the old node name around as a symlink. So drop the reference
to the old name.
This commit is contained in:
Kay Sievers 2009-01-16 21:14:13 +01:00
parent 87702fa039
commit 8257730d39
1 changed files with 7 additions and 3 deletions
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10
udev/udev-node.c
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@ -384,23 +384,27 @@ void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev
if (found) if (found)
continue; continue;
info(udev, "update old symlink '%s' no longer belonging to '%s'\n", name, udev_device_get_devpath(dev)); info(udev, "update old name, '%s' no longer belonging to '%s'\n",
name, udev_device_get_devpath(dev));
name_index(udev, udev_device_get_devpath(dev), name, 0); name_index(udev, udev_device_get_devpath(dev), name, 0);
update_link(dev, name); update_link(dev, name);
} }
/* /*
* if the node name has changed, delete the node, * if the node name has changed, delete the node,
* and possibly restore a symlink of another device * and possibly restore a symlink of a different device
*/ */
devnode_old = udev_device_get_devnode(dev_old); devnode_old = udev_device_get_devnode(dev_old);
if (devnode_old != NULL) { if (devnode_old != NULL) {
const char *devnode = udev_device_get_devnode(dev); const char *devnode = udev_device_get_devnode(dev);
if (devnode != NULL && strcmp(devnode_old, devnode) != 0) if (devnode != NULL && strcmp(devnode_old, devnode) != 0) {
info(udev, "node has changed from '%s' to '%s'\n", devnode_old, devnode);
name_index(udev, udev_device_get_devpath(dev), devnode_old, 0);
update_link(dev, devnode_old); update_link(dev, devnode_old);
} }
} }
}
int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid) int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid)
{ {