The rcu callback listeners_free_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(listeners_free_rcu).
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
---
net/netlink/af_netlink.c | 8 +-------
1 files changed, 1 insertions(+), 7 deletions(-)
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 1f92459..7c7fd8b 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1575,12 +1575,6 @@ netlink_kernel_release(struct sock *sk)
}
EXPORT_SYMBOL(netlink_kernel_release);
-
-static void listeners_free_rcu(struct rcu_head *head)
-{
- kfree(container_of(head, struct listeners, rcu));
-}
-
int __netlink_change_ngroups(struct sock *sk, unsigned int groups)
{
struct listeners *new, *old;
@@ -1597,7 +1591,7 @@ int __netlink_change_ngroups(struct sock *sk, unsigned int groups)
memcpy(new->masks, old->masks, NLGRPSZ(tbl->groups));
rcu_assign_pointer(tbl->listeners, new);
- call_rcu(&old->rcu, listeners_free_rcu);
+ kfree_rcu(old, rcu);
}
tbl->groups = groups;
--
1.7.4
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