config: treat non-existent config files as empty

diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt
index 74d1d49dbffda60a00f6c195d77020b5ec7be979..26fd8d0df8e26380f6e68f8f8381afdf859f4185 100644 (file)
--- a/Documentation/git-update-index.txt
+++ b/Documentation/git-update-index.txt
@@ -144,8 +144,8 @@ you will need to handle the situation manually.
         Report what is being added and removed from index.
 
 -z::
-       Only meaningful with `--stdin`; paths are separated with
-       NUL character instead of LF.
+       Only meaningful with `--stdin` or `--index-info`; paths are
+       separated with NUL character instead of LF.
 
 \--::
        Do not interpret any more arguments as options.