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authorEric Dumazet <eric.dumazet@gmail.com>2011-08-11 19:30:52 +0000
committerDavid S. Miller <davem@davemloft.net>2011-08-12 02:55:28 -0700
commit33d480ce6d43326e2541fd79b3548858a174ec3c (patch)
treec938ee8c07a2e0f33178069b55439a54188f38fa /net/core/dev.c
parentcd28ca0a3dd17c68d24b839602a0e6268ad28b5d (diff)
downloadlinux-33d480ce6d43326e2541fd79b3548858a174ec3c.tar.bz2
net: cleanup some rcu_dereference_raw
RCU api had been completed and rcu_access_pointer() or rcu_dereference_protected() are better than generic rcu_dereference_raw() Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 9428766d0140..d22ffd722ee3 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2673,13 +2673,13 @@ static int get_rps_cpu(struct net_device *dev, struct sk_buff *skb,
map = rcu_dereference(rxqueue->rps_map);
if (map) {
if (map->len == 1 &&
- !rcu_dereference_raw(rxqueue->rps_flow_table)) {
+ !rcu_access_pointer(rxqueue->rps_flow_table)) {
tcpu = map->cpus[0];
if (cpu_online(tcpu))
cpu = tcpu;
goto done;
}
- } else if (!rcu_dereference_raw(rxqueue->rps_flow_table)) {
+ } else if (!rcu_access_pointer(rxqueue->rps_flow_table)) {
goto done;
}
@@ -5727,8 +5727,8 @@ void netdev_run_todo(void)
/* paranoia */
BUG_ON(netdev_refcnt_read(dev));
- WARN_ON(rcu_dereference_raw(dev->ip_ptr));
- WARN_ON(rcu_dereference_raw(dev->ip6_ptr));
+ WARN_ON(rcu_access_pointer(dev->ip_ptr));
+ WARN_ON(rcu_access_pointer(dev->ip6_ptr));
WARN_ON(dev->dn_ptr);
if (dev->destructor)
@@ -5932,7 +5932,7 @@ void free_netdev(struct net_device *dev)
kfree(dev->_rx);
#endif
- kfree(rcu_dereference_raw(dev->ingress_queue));
+ kfree(rcu_dereference_protected(dev->ingress_queue, 1));
/* Flush device addresses */
dev_addr_flush(dev);