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Diffstat (limited to 'kernel/nsproxy.c')
-rw-r--r--kernel/nsproxy.c26
1 files changed, 19 insertions, 7 deletions
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index f223c15c18e9..e2ce748e96af 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -19,6 +19,7 @@
#include <linux/init_task.h>
#include <linux/mnt_namespace.h>
#include <linux/utsname.h>
+#include <linux/pid_namespace.h>
struct nsproxy init_nsproxy = INIT_NSPROXY(init_nsproxy);
@@ -68,6 +69,8 @@ struct nsproxy *dup_namespaces(struct nsproxy *orig)
get_uts_ns(ns->uts_ns);
if (ns->ipc_ns)
get_ipc_ns(ns->ipc_ns);
+ if (ns->pid_ns)
+ get_pid_ns(ns->pid_ns);
}
return ns;
@@ -111,10 +114,17 @@ int copy_namespaces(int flags, struct task_struct *tsk)
if (err)
goto out_ipc;
+ err = copy_pid_ns(flags, tsk);
+ if (err)
+ goto out_pid;
+
out:
put_nsproxy(old_ns);
return err;
+out_pid:
+ if (new_ns->ipc_ns)
+ put_ipc_ns(new_ns->ipc_ns);
out_ipc:
if (new_ns->uts_ns)
put_uts_ns(new_ns->uts_ns);
@@ -129,11 +139,13 @@ out_ns:
void free_nsproxy(struct nsproxy *ns)
{
- if (ns->mnt_ns)
- put_mnt_ns(ns->mnt_ns);
- if (ns->uts_ns)
- put_uts_ns(ns->uts_ns);
- if (ns->ipc_ns)
- put_ipc_ns(ns->ipc_ns);
- kfree(ns);
+ if (ns->mnt_ns)
+ put_mnt_ns(ns->mnt_ns);
+ if (ns->uts_ns)
+ put_uts_ns(ns->uts_ns);
+ if (ns->ipc_ns)
+ put_ipc_ns(ns->ipc_ns);
+ if (ns->pid_ns)
+ put_pid_ns(ns->pid_ns);
+ kfree(ns);
}