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authorstephen hemminger <stephen@networkplumber.org>2013-07-24 11:51:41 -0700
committerDavid S. Miller <davem@davemloft.net>2013-07-26 15:24:32 -0700
commit93d8bf9fb8f39d6d3e461db60f883d9f81006159 (patch)
tree76a01206abcaa10ba5c2733257306cb85eb75e4d /net/bridge
parentf52809483caceaf83bd2c7915a35ace3b6e7b0ef (diff)
downloadop-kernel-dev-93d8bf9fb8f39d6d3e461db60f883d9f81006159.zip
op-kernel-dev-93d8bf9fb8f39d6d3e461db60f883d9f81006159.tar.gz
bridge: cleanup netpoll code
This started out with fixing a sparse warning, then I realized that the wrapper function br_netpoll_info could just be collapsed away by rolling it into the enable code. Also, eliminate unnecessary goto's Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> Reviewed-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_device.c12
-rw-r--r--net/bridge/br_if.c3
-rw-r--r--net/bridge/br_private.h10
3 files changed, 8 insertions, 17 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 2ef6678..50d86b3 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -244,22 +244,22 @@ fail:
int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp)
{
struct netpoll *np;
- int err = 0;
+ int err;
+
+ if (!p->br->dev->npinfo)
+ return 0;
np = kzalloc(sizeof(*p->np), gfp);
- err = -ENOMEM;
if (!np)
- goto out;
+ return -ENOMEM;
err = __netpoll_setup(np, p->dev, gfp);
if (err) {
kfree(np);
- goto out;
+ return err;
}
p->np = np;
-
-out:
return err;
}
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 5623be6..aa6c9a8 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -363,7 +363,8 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
if (err)
goto err2;
- if (br_netpoll_info(br) && ((err = br_netpoll_enable(p, GFP_KERNEL))))
+ err = br_netpoll_enable(p, GFP_KERNEL);
+ if (err)
goto err3;
err = netdev_master_upper_dev_link(dev, br->dev);
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 3be89b3..43347f1 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -333,11 +333,6 @@ extern void br_dev_delete(struct net_device *dev, struct list_head *list);
extern netdev_tx_t br_dev_xmit(struct sk_buff *skb,
struct net_device *dev);
#ifdef CONFIG_NET_POLL_CONTROLLER
-static inline struct netpoll_info *br_netpoll_info(struct net_bridge *br)
-{
- return br->dev->npinfo;
-}
-
static inline void br_netpoll_send_skb(const struct net_bridge_port *p,
struct sk_buff *skb)
{
@@ -350,11 +345,6 @@ static inline void br_netpoll_send_skb(const struct net_bridge_port *p,
extern int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp);
extern void br_netpoll_disable(struct net_bridge_port *p);
#else
-static inline struct netpoll_info *br_netpoll_info(struct net_bridge *br)
-{
- return NULL;
-}
-
static inline void br_netpoll_send_skb(const struct net_bridge_port *p,
struct sk_buff *skb)
{
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