colin/NetworkManager
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

core: fix use-after-free caused by incorrect HAL device resync code

Browse Source
This commit is contained in:
Drew Moseley
2009-03-06 17:19:17 -05:00
committed by Dan Williams
parent dc09f62e2e
commit ee3286c870
1 changed files with 8 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/nm-manager.c
View File

@@ -1479,12 +1479,11 @@ static void
sync_devices (NMManager *self)
{
NMManagerPrivate *priv = NM_MANAGER_GET_PRIVATE (self);
GSList *devices;
GSList *devices = NULL;
GSList *iter;
/* Remove devices which are no longer known to HAL */
devices = g_slist_copy (priv->devices);
for (iter = devices; iter; iter = iter->next) {
/* Keep devices still known to HAL; get rid of ones HAL no longer knows about */
for (iter = priv->devices; iter; iter = iter->next) {
NMDevice *device = NM_DEVICE (iter->data);
const char *udi = nm_device_get_udi (device);
@@ -1493,15 +1492,14 @@ sync_devices (NMManager *self)
nm_device_set_managed (device, TRUE, NM_DEVICE_STATE_REASON_NOW_MANAGED);
else
nm_device_set_managed (device, FALSE, NM_DEVICE_STATE_REASON_NOW_UNMANAGED);
} else {
priv->devices = g_slist_delete_link (priv->devices, iter);
devices = g_slist_prepend (devices, device);
} else
remove_one_device (self, device);
}
}
g_slist_free (priv->devices);
priv->devices = devices;
g_slist_free (devices);
/* Get any new ones */
/* Ask HAL for new devices */
nm_hal_manager_query_devices (priv->hal_mgr);
}