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Diffstat (limited to 'net/ipv4/ipmr.c')
-rw-r--r--net/ipv4/ipmr.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 9d78427652d2..fe54eba6d00d 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -268,7 +268,7 @@ static int __net_init ipmr_rules_init(struct net *net)
return 0;
err2:
- kfree(mrt);
+ ipmr_free_table(mrt);
err1:
fib_rules_unregister(ops);
return err;
@@ -278,11 +278,13 @@ static void __net_exit ipmr_rules_exit(struct net *net)
{
struct mr_table *mrt, *next;
+ rtnl_lock();
list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) {
list_del(&mrt->list);
ipmr_free_table(mrt);
}
fib_rules_unregister(net->ipv4.mr_rules_ops);
+ rtnl_unlock();
}
#else
#define ipmr_for_each_table(mrt, net) \
@@ -308,7 +310,10 @@ static int __net_init ipmr_rules_init(struct net *net)
static void __net_exit ipmr_rules_exit(struct net *net)
{
+ rtnl_lock();
ipmr_free_table(net->ipv4.mrt);
+ net->ipv4.mrt = NULL;
+ rtnl_unlock();
}
#endif