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[NET]: Fix fib_rules dump race

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fib_rules_dump needs to use list_for_each_entry_rcu to protect against
concurrent changes to the rules list.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-03-22 12:24:38 -07:00 committed by David S. Miller
parent 961995582e
commit ec25615b9d
1 changed files with 1 additions and 1 deletions
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net/core/fib_rules.c
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@ -374,7 +374,7 @@ int fib_rules_dump(struct sk_buff *skb, struct netlink_callback *cb, int family)
return -EAFNOSUPPORT;
rcu_read_lock();
list_for_each_entry(rule, ops->rules_list, list) {
list_for_each_entry_rcu(rule, ops->rules_list, list) {
if (idx < cb->args[0])
goto skip;