From: Yasuyuki Kozakai Date: Mon, 6 Nov 2006 18:06:22 +0000 (-0800) Subject: [IPV6] IP6TUNNEL: Delete all tunnel device when unloading module. X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b3fdd9f115c776d381b30b296849f8e4046bcdaa;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [IPV6] IP6TUNNEL: Delete all tunnel device when unloading module. Signed-off-by: Yasuyuki Kozakai Signed-off-by: YOSHIFUJI Hideaki --- diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 84d7ebdb9d21..c8d4160385f6 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -1149,6 +1149,20 @@ fail: return err; } +static void __exit ip6ip6_destroy_tunnels(void) +{ + int h; + struct ip6_tnl *t; + + for (h = 0; h < HASH_SIZE; h++) { + while ((t = tnls_r_l[h]) != NULL) + unregister_netdevice(t->dev); + } + + t = tnls_wc[0]; + unregister_netdevice(t->dev); +} + /** * ip6_tunnel_cleanup - free resources and unregister protocol **/ @@ -1158,7 +1172,9 @@ static void __exit ip6_tunnel_cleanup(void) if (xfrm6_tunnel_deregister(&ip6ip6_handler)) printk(KERN_INFO "ip6ip6 close: can't deregister tunnel\n"); - unregister_netdev(ip6ip6_fb_tnl_dev); + rtnl_lock(); + ip6ip6_destroy_tunnels(); + rtnl_unlock(); } module_init(ip6_tunnel_init);