1 files changed, 8 insertions, 0 deletions
diff --git a/storeio/dev.c b/storeio/dev.c
index 8bdfa111..c229f37b 100644
--- a/storeio/dev.c
+++ b/storeio/dev.c
@@ -87,6 +87,14 @@ dev_buf_fill (struct dev *dev, off_t offs)
   if (err)
     return err;
 
+  if (buf_len < store->block_size)
+    {
+      /* Short read, translate this to EIO */
+      if (buf != dev->buf)
+	munmap (buf, buf_len);
+      return EIO;
+    }
+
   if (buf != dev->buf)
     {
       munmap (dev->buf, store->block_size);