get_ref_states: strdup entries and free util in stale list

diff --git a/contrib/hooks/post-receive-email b/contrib/hooks/post-receive-email
index 2a66063e44e2ca8e1742b59e046b3702721086cb..58a35c82870c54f844fd1154a82237891655f38f 100755 (executable)
--- a/contrib/hooks/post-receive-email
+++ b/contrib/hooks/post-receive-email
@@ -315,8 +315,8 @@ generate_update_branch_email()
        # "remotes/" will be ignored as well.
 
        # List all of the revisions that were removed by this update, in a
-       # fast forward update, this list will be empty, because rev-list O
-       # ^N is empty.  For a non fast forward, O ^N is the list of removed
+       # fast-forward update, this list will be empty, because rev-list O
+       # ^N is empty.  For a non-fast-forward, O ^N is the list of removed
        # revisions
        fast_forward=""
        rev=""
@@ -411,7 +411,7 @@ generate_update_branch_email()
        # revision because the base is effectively a random revision at this
        # point - the user will be interested in what this revision changed
        # - including the undoing of previous revisions in the case of
-       # non-fast forward updates.
+       # non-fast-forward updates.
        echo ""
        echo "Summary of changes:"
        git diff-tree --stat --summary --find-copies-harder $oldrev..$newrev