pidns: Add a limit on the number of pid namespaces

Acked-by: Kees Cook <keescook@chromium.org> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
2016-08-08 14:08:36 -05:00
parent 25f9c0817c
commit f333c700c6
4 changed files with 24 additions and 4 deletions
--- a/kernel/ucount.c
+++ b/kernel/ucount.c
@@ -68,6 +68,7 @@ static int int_max = INT_MAX;
 	}
 static struct ctl_table user_table[] = {
 	UCOUNT_ENTRY("max_user_namespaces"),
+	UCOUNT_ENTRY("max_pid_namespaces"),
 	{ }
 };
 #endif /* CONFIG_SYSCTL */