gitweb: Use $hash_base as $search_hash if possible

$hash (h parameter) does not always point to a commit. Use $hash_base as
$search_hash when it is defined.

Signed-off-by: Timo Hirvonen <redacted>
Signed-off-by: Junio C Hamano <redacted>

diff --git a/gitweb.cgi b/gitweb.cgi
index fec89e73d80b3129e70f2fb4da9ca2fac95a6cf1a487dff8f7f37a52c8b0a0a8..fc42778e211aac54b315bae8be02504f1c0a40261b9bc7bf4ca3c376cd0e6489 100755 (executable)
--- a/gitweb.cgi
+++ b/gitweb.cgi
@@ -322,7 +322,9 @@ EOF
                        $searchtext = "";
                }
                my $search_hash;
-               if (defined $hash) {
+               if (defined $hash_base) {
+                       $search_hash = $hash_base;
+               } elsif (defined $hash) {
                        $search_hash = $hash;
                } else {
                        $search_hash  = "HEAD";