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-rw-r--r--kernel/nsproxy.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 1bc4b55241a8..9e83b589f754 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -145,13 +145,11 @@ void free_nsproxy(struct nsproxy *ns)
/*
* Called from unshare. Unshare all the namespaces part of nsproxy.
- * On sucess, returns the new nsproxy and a reference to old nsproxy
- * to make sure it stays around.
+ * On success, returns the new nsproxy.
*/
int unshare_nsproxy_namespaces(unsigned long unshare_flags,
struct nsproxy **new_nsp, struct fs_struct *new_fs)
{
- struct nsproxy *old_ns = current->nsproxy;
int err = 0;
if (!(unshare_flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC)))
@@ -170,13 +168,9 @@ int unshare_nsproxy_namespaces(unsigned long unshare_flags,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- get_nsproxy(old_ns);
-
*new_nsp = create_new_namespaces(unshare_flags, current,
new_fs ? new_fs : current->fs);
- if (IS_ERR(*new_nsp)) {
+ if (IS_ERR(*new_nsp))
err = PTR_ERR(*new_nsp);
- put_nsproxy(old_ns);
- }
return err;
}
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