--- a/inode.c 2011-12-21 14:25:27.000000000 +0100
+++ b/inode.c 2011-12-21 14:28:53.000000000 +0100
@@ -65,9 +65,10 @@ static struct kmem_cache *isofs_inode_ca
 static struct inode *isofs_alloc_inode(struct super_block *sb)
 {
    struct iso_inode_info *ei;
+   start_injection_failslab();
    ei = kmem_cache_alloc(isofs_inode_cachep, GFP_KERNEL);
-   if (!ei)
-       return NULL;
+   stop_injection_failslab();
+  
    return &ei->vfs_inode;
 }