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-rw-r--r--kernel/audit.c16
-rw-r--r--kernel/fork.c3
-rw-r--r--kernel/hrtimer.c24
-rw-r--r--kernel/nsproxy.c15
-rw-r--r--kernel/softirq.c4
5 files changed, 43 insertions, 19 deletions
diff --git a/kernel/audit.c b/kernel/audit.c
index eb0f916..2924251 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -847,18 +847,10 @@ static void audit_receive_skb(struct sk_buff *skb)
}
/* Receive messages from netlink socket. */
-static void audit_receive(struct sock *sk, int length)
+static void audit_receive(struct sk_buff *skb)
{
- struct sk_buff *skb;
- unsigned int qlen;
-
mutex_lock(&audit_cmd_mutex);
-
- for (qlen = skb_queue_len(&sk->sk_receive_queue); qlen; qlen--) {
- skb = skb_dequeue(&sk->sk_receive_queue);
- audit_receive_skb(skb);
- kfree_skb(skb);
- }
+ audit_receive_skb(skb);
mutex_unlock(&audit_cmd_mutex);
}
@@ -876,8 +868,8 @@ static int __init audit_init(void)
printk(KERN_INFO "audit: initializing netlink socket (%s)\n",
audit_default ? "enabled" : "disabled");
- audit_sock = netlink_kernel_create(NETLINK_AUDIT, 0, audit_receive,
- NULL, THIS_MODULE);
+ audit_sock = netlink_kernel_create(&init_net, NETLINK_AUDIT, 0,
+ audit_receive, NULL, THIS_MODULE);
if (!audit_sock)
audit_panic("cannot initialize netlink socket");
else
diff --git a/kernel/fork.c b/kernel/fork.c
index 33f12f4..5e67f90 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1608,7 +1608,8 @@ asmlinkage long sys_unshare(unsigned long unshare_flags)
err = -EINVAL;
if (unshare_flags & ~(CLONE_THREAD|CLONE_FS|CLONE_NEWNS|CLONE_SIGHAND|
CLONE_VM|CLONE_FILES|CLONE_SYSVSEM|
- CLONE_NEWUTS|CLONE_NEWIPC|CLONE_NEWUSER))
+ CLONE_NEWUTS|CLONE_NEWIPC|CLONE_NEWUSER|
+ CLONE_NEWNET))
goto bad_unshare_out;
if ((err = unshare_thread(unshare_flags)))
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index c21ca6b..dc8a445 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -277,6 +277,30 @@ ktime_t ktime_add_ns(const ktime_t kt, u64 nsec)
}
EXPORT_SYMBOL_GPL(ktime_add_ns);
+
+/**
+ * ktime_sub_ns - Subtract a scalar nanoseconds value from a ktime_t variable
+ * @kt: minuend
+ * @nsec: the scalar nsec value to subtract
+ *
+ * Returns the subtraction of @nsec from @kt in ktime_t format
+ */
+ktime_t ktime_sub_ns(const ktime_t kt, u64 nsec)
+{
+ ktime_t tmp;
+
+ if (likely(nsec < NSEC_PER_SEC)) {
+ tmp.tv64 = nsec;
+ } else {
+ unsigned long rem = do_div(nsec, NSEC_PER_SEC);
+
+ tmp = ktime_set((long)nsec, rem);
+ }
+
+ return ktime_sub(kt, tmp);
+}
+
+EXPORT_SYMBOL_GPL(ktime_sub_ns);
# endif /* !CONFIG_KTIME_SCALAR */
/*
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index a4fb7d4..f1decd2 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -20,6 +20,7 @@
#include <linux/mnt_namespace.h>
#include <linux/utsname.h>
#include <linux/pid_namespace.h>
+#include <net/net_namespace.h>
static struct kmem_cache *nsproxy_cachep;
@@ -98,8 +99,17 @@ static struct nsproxy *create_new_namespaces(unsigned long flags,
goto out_user;
}
+ new_nsp->net_ns = copy_net_ns(flags, tsk->nsproxy->net_ns);
+ if (IS_ERR(new_nsp->net_ns)) {
+ err = PTR_ERR(new_nsp->net_ns);
+ goto out_net;
+ }
+
return new_nsp;
+out_net:
+ if (new_nsp->user_ns)
+ put_user_ns(new_nsp->user_ns);
out_user:
if (new_nsp->pid_ns)
put_pid_ns(new_nsp->pid_ns);
@@ -132,7 +142,7 @@ int copy_namespaces(unsigned long flags, struct task_struct *tsk)
get_nsproxy(old_ns);
- if (!(flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC | CLONE_NEWUSER)))
+ if (!(flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC | CLONE_NEWUSER | CLONE_NEWNET)))
return 0;
if (!capable(CAP_SYS_ADMIN)) {
@@ -164,6 +174,7 @@ void free_nsproxy(struct nsproxy *ns)
put_pid_ns(ns->pid_ns);
if (ns->user_ns)
put_user_ns(ns->user_ns);
+ put_net(ns->net_ns);
kmem_cache_free(nsproxy_cachep, ns);
}
@@ -177,7 +188,7 @@ int unshare_nsproxy_namespaces(unsigned long unshare_flags,
int err = 0;
if (!(unshare_flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC |
- CLONE_NEWUSER)))
+ CLONE_NEWUSER | CLONE_NEWNET)))
return 0;
if (!capable(CAP_SYS_ADMIN))
diff --git a/kernel/softirq.c b/kernel/softirq.c
index 0f546dd..bd89bc4 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -271,8 +271,6 @@ asmlinkage void do_softirq(void)
local_irq_restore(flags);
}
-EXPORT_SYMBOL(do_softirq);
-
#endif
/*
@@ -332,8 +330,6 @@ inline fastcall void raise_softirq_irqoff(unsigned int nr)
wakeup_softirqd();
}
-EXPORT_SYMBOL(raise_softirq_irqoff);
-
void fastcall raise_softirq(unsigned int nr)
{
unsigned long flags;
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