gitweb: Use "return" instead of "return undef" for some subs

Use "return" instead of "return undef" when subroutine can return, or
always return, non-scalar (list) value.

Other places are left as is.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 4686d9376d05c69f29306eebc29c73ad12db1ecc..eaa42b93cdacf8cc4b6e0b014bec7c94099dccbb 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -106,7 +106,7 @@ our %feature = (
 
 sub gitweb_check_feature {
        my ($name) = @_;
-       return undef unless exists $feature{$name};
+       return unless exists $feature{$name};
        my ($sub, $override, @defaults) = (
                $feature{$name}{'sub'},
                $feature{$name}{'override'},
@@ -781,7 +781,7 @@ sub git_get_projects_list {
                # 'git%2Fgit.git Linus+Torvalds'
                # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
                # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
-               open my ($fd), $projects_list or return undef;
+               open my ($fd), $projects_list or return;
                while (my $line = <$fd>) {
                        chomp $line;
                        my ($path, $owner) = split ' ', $line;