提交 10d50e74 编写于 作者: L Lai Jiangshan 提交者: Paul E. McKenney

net,rcu: convert call_rcu(ip_mc_socklist_reclaim) to kfree_rcu()

The rcu callback ip_mc_socklist_reclaim() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(ip_mc_socklist_reclaim).
Signed-off-by: NLai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: NDavid S. Miller <davem@davemloft.net>
Signed-off-by: NPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: NJosh Triplett <josh@joshtriplett.org>
上级 7519cce4
......@@ -1850,14 +1850,6 @@ static int ip_mc_leave_src(struct sock *sk, struct ip_mc_socklist *iml,
return err;
}
static void ip_mc_socklist_reclaim(struct rcu_head *rp)
{
kfree(container_of(rp, struct ip_mc_socklist, rcu));
/* sk_omem_alloc should have been decreased by the caller*/
}
/*
* Ask a socket to leave a group.
*/
......@@ -1897,7 +1889,7 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
rtnl_unlock();
/* decrease mem now to avoid the memleak warning */
atomic_sub(sizeof(*iml), &sk->sk_omem_alloc);
call_rcu(&iml->rcu, ip_mc_socklist_reclaim);
kfree_rcu(iml, rcu);
return 0;
}
if (!in_dev)
......@@ -2312,7 +2304,7 @@ void ip_mc_drop_socket(struct sock *sk)
ip_mc_dec_group(in_dev, iml->multi.imr_multiaddr.s_addr);
/* decrease mem now to avoid the memleak warning */
atomic_sub(sizeof(*iml), &sk->sk_omem_alloc);
call_rcu(&iml->rcu, ip_mc_socklist_reclaim);
kfree_rcu(iml, rcu);
}
rtnl_unlock();
}
......
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