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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 22:54:01 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 22:54:01 +1100
commit0ba6c33bcddc64a54b5f1c25a696c4767dc76292 (patch)
tree62e616f97a4762d8e75bf732e4827af2d15d52c5 /drivers/connector
parent21af0297c7e56024a5ccc4d8ad2a590f9ec371ba (diff)
parent85040bcb4643cba578839e953f25e2d1965d83d0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25: (1470 commits) [IPV6] ADDRLABEL: Fix double free on label deletion. [PPP]: Sparse warning fixes. [IPV4] fib_trie: remove unneeded NULL check [IPV4] fib_trie: More whitespace cleanup. [NET_SCHED]: Use nla_policy for attribute validation in ematches [NET_SCHED]: Use nla_policy for attribute validation in actions [NET_SCHED]: Use nla_policy for attribute validation in classifiers [NET_SCHED]: Use nla_policy for attribute validation in packet schedulers [NET_SCHED]: sch_api: introduce constant for rate table size [NET_SCHED]: Use typeful attribute parsing helpers [NET_SCHED]: Use typeful attribute construction helpers [NET_SCHED]: Use NLA_PUT_STRING for string dumping [NET_SCHED]: Use nla_nest_start/nla_nest_end [NET_SCHED]: Propagate nla_parse return value [NET_SCHED]: act_api: use PTR_ERR in tcf_action_init/tcf_action_get [NET_SCHED]: act_api: use nlmsg_parse [NET_SCHED]: act_api: fix netlink API conversion bug [NET_SCHED]: sch_netem: use nla_parse_nested_compat [NET_SCHED]: sch_atm: fix format string warning [NETNS]: Add namespace for ICMP replying code. ...
Diffstat (limited to 'drivers/connector')
-rw-r--r--drivers/connector/cn_queue.c2
-rw-r--r--drivers/connector/connector.c40
2 files changed, 8 insertions, 34 deletions
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index 12ceed54ab1..5732ca3259f 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -104,7 +104,6 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id
return -EINVAL;
}
- cbq->nls = dev->nls;
cbq->seq = 0;
cbq->group = cbq->id.id.idx;
@@ -146,7 +145,6 @@ struct cn_queue_dev *cn_queue_alloc_dev(char *name, struct sock *nls)
spin_lock_init(&dev->queue_lock);
dev->nls = nls;
- dev->netlink_groups = 0;
dev->cn_queue = create_workqueue(dev->name);
if (!dev->cn_queue) {
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index bf9716b7551..fea2d3ed9cb 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -88,6 +88,7 @@ int cn_netlink_send(struct cn_msg *msg, u32 __group, gfp_t gfp_mask)
if (cn_cb_equal(&__cbq->id.id, &msg->id)) {
found = 1;
group = __cbq->group;
+ break;
}
}
spin_unlock_bh(&dev->cbdev->queue_lock);
@@ -181,33 +182,14 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v
}
/*
- * Skb receive helper - checks skb and msg size and calls callback
- * helper.
- */
-static int __cn_rx_skb(struct sk_buff *skb, struct nlmsghdr *nlh)
-{
- u32 pid, uid, seq, group;
- struct cn_msg *msg;
-
- pid = NETLINK_CREDS(skb)->pid;
- uid = NETLINK_CREDS(skb)->uid;
- seq = nlh->nlmsg_seq;
- group = NETLINK_CB((skb)).dst_group;
- msg = NLMSG_DATA(nlh);
-
- return cn_call_callback(msg, (void (*)(void *))kfree_skb, skb);
-}
-
-/*
* Main netlink receiving function.
*
- * It checks skb and netlink header sizes and calls the skb receive
- * helper with a shared skb.
+ * It checks skb, netlink header and msg sizes, and calls callback helper.
*/
static void cn_rx_skb(struct sk_buff *__skb)
{
+ struct cn_msg *msg;
struct nlmsghdr *nlh;
- u32 len;
int err;
struct sk_buff *skb;
@@ -223,11 +205,8 @@ static void cn_rx_skb(struct sk_buff *__skb)
return;
}
- len = NLMSG_ALIGN(nlh->nlmsg_len);
- if (len > skb->len)
- len = skb->len;
-
- err = __cn_rx_skb(skb, nlh);
+ msg = NLMSG_DATA(nlh);
+ err = cn_call_callback(msg, (void (*)(void *))kfree_skb, skb);
if (err < 0)
kfree_skb(skb);
}
@@ -441,8 +420,7 @@ static int __devinit cn_init(void)
dev->cbdev = cn_queue_alloc_dev("cqueue", dev->nls);
if (!dev->cbdev) {
- if (dev->nls->sk_socket)
- sock_release(dev->nls->sk_socket);
+ netlink_kernel_release(dev->nls);
return -EINVAL;
}
@@ -452,8 +430,7 @@ static int __devinit cn_init(void)
if (err) {
cn_already_initialized = 0;
cn_queue_free_dev(dev->cbdev);
- if (dev->nls->sk_socket)
- sock_release(dev->nls->sk_socket);
+ netlink_kernel_release(dev->nls);
return -EINVAL;
}
@@ -468,8 +445,7 @@ static void __devexit cn_fini(void)
cn_del_callback(&dev->id);
cn_queue_free_dev(dev->cbdev);
- if (dev->nls->sk_socket)
- sock_release(dev->nls->sk_socket);
+ netlink_kernel_release(dev->nls);
}
subsys_initcall(cn_init);