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ospf6d: upon interface deletion, the area if list may be updated

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there are some events where the list of interfaces per area should be
reviewed due to an interface is being removed. This fix avoids having
some memory leak.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2019-02-14 14:04:45 +01:00
parent d51884e6e1
commit 22b982dfe9
3 changed files with 18 additions and 0 deletions
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13
ospf6d/ospf6_area.c
View File

@ -1022,3 +1022,16 @@ void ospf6_area_init(void)
install_element(OSPF6_NODE, &area_filter_list_cmd);
install_element(OSPF6_NODE, &no_area_filter_list_cmd);
}
void ospf6_area_interface_delete(struct ospf6_interface *oi)
{
struct ospf6_area *oa;
struct listnode *node, *nnode;
if (!ospf6)
return;
for (ALL_LIST_ELEMENTS(ospf6->area_list, node, nnode, oa))
if(listnode_lookup(oa->if_list, oi))
listnode_delete(oa->if_list, oi);
}

2
ospf6d/ospf6_area.h
View File

@ -132,5 +132,7 @@ extern void ospf6_area_show(struct vty *, struct ospf6_area *);
extern void ospf6_area_plist_update(struct prefix_list *plist, int add);
extern void ospf6_area_config_write(struct vty *vty);
extern void ospf6_area_init(void);
struct ospf6_interface;
extern void ospf6_area_interface_delete(struct ospf6_interface *oi);
#endif /* OSPF_AREA_H */

3
ospf6d/ospf6_interface.c
View File

@ -269,6 +269,9 @@ void ospf6_interface_delete(struct ospf6_interface *oi)
ospf6_bfd_info_free(&(oi->bfd_info));
/* disable from area list if possible */
ospf6_area_interface_delete(oi);
XFREE(MTYPE_OSPF6_IF, oi);
}