From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sun, 24 Nov 2013 00:01:04 +0000 (+0100)
Subject: backports: add current_user_ns()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=5e68649891b15e2bd0678e6a4c2183eee3c680cc;p=openwrt%2Fstaging%2Fblogic.git

backports: add current_user_ns()

current_user_ns() is used by seq_user_ns() if CONFIG_USER_NS is set and
kernel version <= 2.6.38.
This was added to the kernel in version 2.6.29.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---

diff --git a/backport/backport-include/linux/cred.h b/backport/backport-include/linux/cred.h
new file mode 100644
index 000000000000..2fbcf0111155
--- /dev/null
+++ b/backport/backport-include/linux/cred.h
@@ -0,0 +1,10 @@
+#ifndef __BACKPORT_LINUX_CRED_H
+#define __BACKPORT_LINUX_CRED_H
+#include_next <linux/cred.h>
+#include <linux/version.h>
+
+#ifndef current_user_ns
+#define current_user_ns()	(current->nsproxy->user_ns)
+#endif
+
+#endif /* __BACKPORT_LINUX_CRED_H */