load_subtree(): check that `prefix_len` is in the expected range

diff --git a/Documentation/githooks.txt b/Documentation/githooks.txt
index 706091a569c17cae93e250ed7cb34d056a5b25f0..b2514f4d4426a730e65bcae264a6364eb50bcd60 100644 (file)
--- a/Documentation/githooks.txt
+++ b/Documentation/githooks.txt
@@ -447,6 +447,14 @@ rebase::
 The commits are guaranteed to be listed in the order that they were
 processed by rebase.
 
+sendemail-validate
+~~~~~~~~~~~~~~~~~~
+
+This hook is invoked by 'git send-email'.  It takes a single parameter,
+the name of the file that holds the e-mail to be sent.  Exiting with a
+non-zero status causes 'git send-email' to abort before sending any
+e-mails.
+
 
 GIT
 ---