1 files changed, 3 insertions, 0 deletions

diff --git a/ui-commit.c b/ui-commit.c
index 885f870..8864fc6 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -143,32 +143,35 @@ void inspect_filepair(struct diff_filepair *pair)
         total_adds += lines_added;
         total_rems += lines_removed;
 }
 
 
 void cgit_print_commit(const char *hex)
 {
         struct commit *commit, *parent;
         struct commitinfo *info;
         struct commit_list *p;
         unsigned char sha1[20];
         char *query;
         char *filename;
         char *tmp;
         int i;
 
+        if (!hex)
+                hex = cgit_query_head;
+
         if (get_sha1(hex, sha1)) {
                 cgit_print_error(fmt("Bad object id: %s", hex));
                 return;
         }
         commit = lookup_commit_reference(sha1);
         if (!commit) {
                 cgit_print_error(fmt("Bad commit reference: %s", hex));
                 return;
         }
         info = cgit_parse_commit(commit);
 
         html("<table class='commit-info'>\n");
         html("<tr><th>author</th><td>");
         html_txt(info->author);
         html(" ");
         html_txt(info->author_email);