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-rwxr-xr-xgitweb/gitweb.perl2
1 files changed, 1 insertions, 1 deletions
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index c18339f131..3064298f28 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -2809,7 +2809,7 @@ sub git_difftree_body {
"diff_tree\">\n";
# header only for combined diff in 'commitdiff' view
- my $has_header = @parents > 1 && $action eq 'commitdiff';
+ my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
if ($has_header) {
# table header
print "<thead><tr>\n" .