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authorLai Jiangshan <laijs@cn.fujitsu.com>2011-03-18 11:44:46 +0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-05-07 22:50:58 -0700
commit7519cce48fb0a314dac473bdfba203b787435857 (patch)
treeee21fd79073bf20714b352eb912eb59c117bf148 /net/ipv4/igmp.c
parent42ea299d3f1941f8c3dbc1fe031d682f8ad45005 (diff)
downloadop-kernel-dev-7519cce48fb0a314dac473bdfba203b787435857.zip
op-kernel-dev-7519cce48fb0a314dac473bdfba203b787435857.tar.gz
net,rcu: convert call_rcu(ip_sf_socklist_reclaim) to kfree_rcu()
The rcu callback ip_sf_socklist_reclaim() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(ip_sf_socklist_reclaim). Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'net/ipv4/igmp.c')
-rw-r--r--net/ipv4/igmp.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index f22f30e..85a6e5d 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1830,12 +1830,6 @@ done:
}
EXPORT_SYMBOL(ip_mc_join_group);
-static void ip_sf_socklist_reclaim(struct rcu_head *rp)
-{
- kfree(container_of(rp, struct ip_sf_socklist, rcu));
- /* sk_omem_alloc should have been decreased by the caller*/
-}
-
static int ip_mc_leave_src(struct sock *sk, struct ip_mc_socklist *iml,
struct in_device *in_dev)
{
@@ -1852,7 +1846,7 @@ static int ip_mc_leave_src(struct sock *sk, struct ip_mc_socklist *iml,
rcu_assign_pointer(iml->sflist, NULL);
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psf->sl_max), &sk->sk_omem_alloc);
- call_rcu(&psf->rcu, ip_sf_socklist_reclaim);
+ kfree_rcu(psf, rcu);
return err;
}
@@ -2020,7 +2014,7 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
newpsl->sl_addr[i] = psl->sl_addr[i];
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- call_rcu(&psl->rcu, ip_sf_socklist_reclaim);
+ kfree_rcu(psl, rcu);
}
rcu_assign_pointer(pmc->sflist, newpsl);
psl = newpsl;
@@ -2121,7 +2115,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
psl->sl_count, psl->sl_addr, 0);
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- call_rcu(&psl->rcu, ip_sf_socklist_reclaim);
+ kfree_rcu(psl, rcu);
} else
(void) ip_mc_del_src(in_dev, &msf->imsf_multiaddr, pmc->sfmode,
0, NULL, 0);
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