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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-02 09:49:06 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-02 09:49:06 -0700
commitca55bd7e2905d344bf697f7c2cc347cb42999e7a (patch)
treef2b45dcfd55e72398d29320d2b3b9c3bace94a85 /net
parent4157fd85fc794bb7896b65c0cf686aa89d711d57 (diff)
parent12186be7d2e1106cede1cc728526e3d7998cbe94 (diff)
downloadlinux-stable-ca55bd7e2905d344bf697f7c2cc347cb42999e7a.tar.gz
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: net_cls: fix unconfigured struct tcf_proto keeps chaining and avoid kernel panic when we use cls_cgroup e1000: add missing length check to e1000 receive routine forcedeth: add phy_power_down parameter, leave phy powered up by default (v2) Bluetooth: Remove useless flush_work() causing lockdep warnings
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/hci_sysfs.c6
-rw-r--r--net/sched/cls_api.c23
2 files changed, 17 insertions, 12 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 4cc3624bd22d..95f7a7a544b4 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -90,9 +90,6 @@ static void add_conn(struct work_struct *work)
struct hci_conn *conn = container_of(work, struct hci_conn, work_add);
struct hci_dev *hdev = conn->hdev;
- /* ensure previous del is complete */
- flush_work(&conn->work_del);
-
dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
if (device_add(&conn->dev) < 0) {
@@ -118,9 +115,6 @@ static void del_conn(struct work_struct *work)
struct hci_conn *conn = container_of(work, struct hci_conn, work_del);
struct hci_dev *hdev = conn->hdev;
- /* ensure previous add is complete */
- flush_work(&conn->work_add);
-
if (!device_is_registered(&conn->dev))
return;
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 0759f32e9dca..09cdcdfe7e91 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -135,6 +135,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
unsigned long cl;
unsigned long fh;
int err;
+ int tp_created = 0;
if (net != &init_net)
return -EINVAL;
@@ -266,10 +267,7 @@ replay:
goto errout;
}
- spin_lock_bh(root_lock);
- tp->next = *back;
- *back = tp;
- spin_unlock_bh(root_lock);
+ tp_created = 1;
} else if (tca[TCA_KIND] && nla_strcmp(tca[TCA_KIND], tp->ops->kind))
goto errout;
@@ -296,8 +294,11 @@ replay:
switch (n->nlmsg_type) {
case RTM_NEWTFILTER:
err = -EEXIST;
- if (n->nlmsg_flags & NLM_F_EXCL)
+ if (n->nlmsg_flags & NLM_F_EXCL) {
+ if (tp_created)
+ tcf_destroy(tp);
goto errout;
+ }
break;
case RTM_DELTFILTER:
err = tp->ops->delete(tp, fh);
@@ -314,8 +315,18 @@ replay:
}
err = tp->ops->change(tp, cl, t->tcm_handle, tca, &fh);
- if (err == 0)
+ if (err == 0) {
+ if (tp_created) {
+ spin_lock_bh(root_lock);
+ tp->next = *back;
+ *back = tp;
+ spin_unlock_bh(root_lock);
+ }
tfilter_notify(skb, n, tp, fh, RTM_NEWTFILTER);
+ } else {
+ if (tp_created)
+ tcf_destroy(tp);
+ }
errout:
if (cl)