[PATCH] utsns: Restore proper namespace handling.

[Eric W. Biederman]

When CONFIG_UTS_NS was removed it seems that we also deleted
the code for handling sysctls in the other then the initial
uts namespace.   This patch restores that code.

Signed-off-by: Eric W. Biederman <ebiederm at xmission.com>
---
 kernel/utsname_sysctl.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c
index c76c064..71f58c3 100644
--- a/kernel/utsname_sysctl.c
+++ b/kernel/utsname_sysctl.c
@@ -18,6 +18,8 @@
 static void *get_uts(ctl_table *table, int write)
 {
 	char *which = table->data;
+	struct uts_namespace *uts_ns = current->nsproxy->uts_ns;
+	which = (which - (char *)&init_uts_ns) + (char *)uts_ns;
 
 	if (!write)
 		down_read(&uts_sem);
-- 
1.5.3.rc6.17.g1911