gitweb: protect commit messages from controls.

The same change as the previous.  It is rather sad that commit log
message parser gives list of chomped lines while tag message parser
gives unchomped ones.

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

diff --git a/gitweb.perl b/gitweb.perl
index ab5fefa2008ba407f729e08b9bfde1da38d8c37bfb8a47b7e18cab21d538ef52..37f13f19afcddf8c3957f2218e957e04fd3fe1bb230c9c33c34cd0bb9adde28d 100755 (executable)
--- a/gitweb.perl
+++ b/gitweb.perl
@@ -815,12 +815,11 @@ sub file_type_long {
 ## functions returning short HTML fragments, or transforming HTML fragments
 ## which don't beling to other sections
 
-# format line of commit message or tag comment
+# format line of commit message.
 sub format_log_line_html {
        my $line = shift;
 
-       $line = esc_html($line);
-       $line =~ s/ / /g;
+       $line = esc_html($line, -nbsp=>1);
        if ($line =~ m/([0-9a-fA-F]{40})/) {
                my $hash_text = $1;
                if (git_get_type($hash_text) eq "commit") {