builtin-blame: set up the work_tree before the first file access

diff --git a/imap-send.c b/imap-send.c
index e95cdde062b0741fa8c73ddc87ada2fbfab8921f..a429a76a6385bb7d7935cfaddec9cfc8508c77e5 100644 (file)
--- a/imap-send.c
+++ b/imap-send.c
@@ -1180,7 +1180,7 @@ read_message( FILE *f, msg_data_t *msg )
        } while (!feof(f));
 
        msg->len  = buf.len;
-       msg->data = strbuf_detach(&buf);
+       msg->data = strbuf_detach(&buf, NULL);
        return msg->len;
 }