aboutsummaryrefslogtreecommitdiff
path: root/net/can
diff options
context:
space:
mode:
authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-07-19 22:34:43 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-19 22:34:43 -0700
commit721499e8931c5732202481ae24f2dfbf9910f129 (patch)
treec94d8d681966109bb41f712f21f3a9825ae2172d /net/can
parent407d819cf0fd54c6fc1138a509225696aecafd15 (diff)
downloadlinux-2.6.38-lt-ux500-721499e8931c5732202481ae24f2dfbf9910f129.tar.gz
netns: Use net_eq() to compare net-namespaces for optimization.
Without CONFIG_NET_NS, namespace is always &init_net. Compiler will be able to omit namespace comparisons with this patch. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/can')
-rw-r--r--net/can/af_can.c4
-rw-r--r--net/can/bcm.c2
-rw-r--r--net/can/raw.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 484bbf6dd03..8035fbf526a 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -615,7 +615,7 @@ static int can_rcv(struct sk_buff *skb, struct net_device *dev,
struct can_frame *cf = (struct can_frame *)skb->data;
int matches;
- if (dev->type != ARPHRD_CAN || dev_net(dev) != &init_net) {
+ if (dev->type != ARPHRD_CAN || !net_eq(dev_net(dev), &init_net)) {
kfree_skb(skb);
return 0;
}
@@ -728,7 +728,7 @@ static int can_notifier(struct notifier_block *nb, unsigned long msg,
struct net_device *dev = (struct net_device *)data;
struct dev_rcv_lists *d;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (dev->type != ARPHRD_CAN)
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 72c2ce904f8..d0dd382001e 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1303,7 +1303,7 @@ static int bcm_notifier(struct notifier_block *nb, unsigned long msg,
struct bcm_op *op;
int notify_enodev = 0;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (dev->type != ARPHRD_CAN)
diff --git a/net/can/raw.c b/net/can/raw.c
index 3e46ee36a1a..6e0663faaf9 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -210,7 +210,7 @@ static int raw_notifier(struct notifier_block *nb,
struct raw_sock *ro = container_of(nb, struct raw_sock, notifier);
struct sock *sk = &ro->sk;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (dev->type != ARPHRD_CAN)