gitweb: avoid warnings for commits without body

In the unusual case when there is no commit message, gitweb would
output an uninitialized value warning.

Signed-off-by: Joey Hess <redacted>
Acked-by: Jakub Narebski <redacted>
Signed-off-by: Junio C Hamano <redacted>

diff --git a/gitweb.perl b/gitweb.perl
index c763d1d4e79a2f89458c3a1a8753422c73758c695efb8a6349b6624590618ed5..95a3415f4140be21d3e41c7ca81076659eed370eae87c9d1fce3b9acc1c3a81e 100755 (executable)
--- a/gitweb.perl
+++ b/gitweb.perl
@@ -2124,7 +2124,7 @@ sub parse_commit_text {
                        last;
                }
        }
-       if ($co{'title'} eq "") {
+       if (! defined $co{'title'} || $co{'title'} eq "") {
                $co{'title'} = $co{'title_short'} = '(no commit message)';
        }
        # remove added spaces