Fixed allocation bugs near the end of storage

Also added better testing specifically for these corner cases
around the end of storage

1 files changed, 1 insertions, 0 deletions

diff --git a/lfs.h b/lfs.h
index a3b80cb..a1017f5 100644
--- a/lfs.h
+++ b/lfs.h
@@ -195,6 +195,7 @@ typedef struct lfs {
     lfs_size_t words;       // number of 32-bit words that can fit in a block
 
     lfs_block_t root[2];
+    lfs_dir_t *scratch;
     lfs_file_t *files;
 
     struct {