Revert "[PATCH] namespaces: fix exit race by splitting exit"
This reverts commit 7a238fcba0629b6f2edbcd37458bae56fcf36be5 in
preparation for a better and simpler fix proposed by Eric Biederman
(and fixed up by Serge Hallyn)
Acked-by: Serge E. Hallyn <serue@us.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 7b05bce..f5b9ee6 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -117,7 +117,7 @@
goto out_pid;
out:
- put_and_finalize_nsproxy(old_ns);
+ put_nsproxy(old_ns);
return err;
out_pid:
@@ -135,20 +135,6 @@
goto out;
}
-struct nsproxy *put_nsproxy(struct nsproxy *ns)
-{
- if (ns) {
- if (atomic_dec_and_test(&ns->count)) {
- if (ns->mnt_ns) {
- put_mnt_ns(ns->mnt_ns);
- ns->mnt_ns = NULL;
- }
- return ns;
- }
- }
- return NULL;
-}
-
void free_nsproxy(struct nsproxy *ns)
{
if (ns->mnt_ns)
