hostapd: fix a segfault on sta disconnect with proxy arp enabled

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2021-07-28 05:48:38 +02:00
parent 7b46377a0c
commit 5dd1bd5b80

View File

@ -0,0 +1,19 @@
From: Felix Fietkau <nbd@nbd.name>
Date: Wed, 28 Jul 2021 05:43:29 +0200
Subject: [PATCH] ndisc_snoop: call dl_list_del before freeing ipv6 addresses
Fixes a segmentation fault on sta disconnect
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/src/ap/ndisc_snoop.c
+++ b/src/ap/ndisc_snoop.c
@@ -61,6 +61,7 @@ void sta_ip6addr_del(struct hostapd_data
dl_list_for_each_safe(ip6addr, prev, &sta->ip6addr, struct ip6addr,
list) {
hostapd_drv_br_delete_ip_neigh(hapd, 6, (u8 *) &ip6addr->addr);
+ dl_list_del(&ip6addr->list);
os_free(ip6addr);
}
}