1 files changed, 12 insertions, 2 deletions

diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c
index ed13645bd80c..76efe9a183f5 100644
--- a/kernel/bpf/inode.c
+++ b/kernel/bpf/inode.c
@@ -295,6 +295,15 @@ static const struct file_operations bpffs_map_fops = {
         .release        = bpffs_map_release,
 };
 
+static int bpffs_obj_open(struct inode *inode, struct file *file)
+{
+        return -EIO;
+}
+
+static const struct file_operations bpffs_obj_fops = {
+        .open           = bpffs_obj_open,
+};
+
 static int bpf_mkobj_ops(struct dentry *dentry, umode_t mode, void *raw,
                          const struct inode_operations *iops,
                          const struct file_operations *fops)
@@ -314,7 +323,8 @@ static int bpf_mkobj_ops(struct dentry *dentry, umode_t mode, void *raw,
 
 static int bpf_mkprog(struct dentry *dentry, umode_t mode, void *arg)
 {
-        return bpf_mkobj_ops(dentry, mode, arg, &bpf_prog_iops, NULL);
+        return bpf_mkobj_ops(dentry, mode, arg, &bpf_prog_iops,
+                             &bpffs_obj_fops);
 }
 
 static int bpf_mkmap(struct dentry *dentry, umode_t mode, void *arg)
@@ -322,7 +332,7 @@ static int bpf_mkmap(struct dentry *dentry, umode_t mode, void *arg)
         struct bpf_map *map = arg;
 
         return bpf_mkobj_ops(dentry, mode, arg, &bpf_map_iops,
-                             map->btf ? &bpffs_map_fops : NULL);
+                             map->btf ? &bpffs_map_fops : &bpffs_obj_fops);
 }
 
 static struct dentry *