summaryrefslogtreecommitdiffstats
path: root/fs/coda/inode.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/coda/inode.c')
-rw-r--r--fs/coda/inode.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index be2aa490948..77bbaf4666a 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -20,6 +20,7 @@
#include <linux/file.h>
#include <linux/vfs.h>
#include <linux/slab.h>
+#include <linux/pid_namespace.h>
#include <asm/uaccess.h>
@@ -157,6 +158,9 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
int error;
int idx;
+ if (task_active_pid_ns(current) != &init_pid_ns)
+ return -EINVAL;
+
idx = get_device_index((struct coda_mount_data *) data);
/* Ignore errors in data, for backward compatibility */