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 <junkio@cox.net>

1 files changed, 2 insertions, 3 deletions

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index f4d1ef007b..1a757cce36 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -814,12 +814,11 @@ 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") {