ssh-upload: prevent buffer overrun

diff --git a/git-svn.perl b/git-svn.perl
index 1da31fdc7cf9c90e6ec3dfd815201e36b9650890..56f17002d1647d5a0e0c59a78a60bd96496dcf1b 100755 (executable)
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -70,7 +70,7 @@
        $_version, $_upgrade, $_authors, $_branch_all_refs, @_opt_m,
        $_merge, $_strategy, $_dry_run, $_ignore_nodate, $_non_recursive,
        $_username, $_config_dir, $_no_auth_cache,
-       $_pager, $_color);
+       $_pager, $_color, $_prefix);
 my (@_branch_from, %tree_map, %users, %rusers, %equiv);
 my ($_svn_can_do_switch);
 my @repo_path_split_cache;
@@ -134,6 +134,7 @@
                         'username=s' => \$_username,
                         'config-dir=s' => \$_config_dir,
                         'no-auth-cache' => \$_no_auth_cache,
+                        'prefix=s' => \$_prefix,
                        } ],
        'multi-fetch' => [ \&multi_fetch,
                        'Fetch multiple trees (like git-svnimport)',
@@ -595,8 +596,9 @@ sub multi_init {
                        command_noisy('repo-config', 'svn.trunk', $trunk_url);
                }
        }
-       complete_url_ls_init($url, $_branches, '--branches/-b', '');
-       complete_url_ls_init($url, $_tags, '--tags/-t', 'tags/');
+       $_prefix = '' unless defined $_prefix;
+       complete_url_ls_init($url, $_branches, '--branches/-b', $_prefix);
+       complete_url_ls_init($url, $_tags, '--tags/-t', $_prefix . 'tags/');
 }
 
 sub multi_fetch {
@@ -1084,7 +1086,7 @@ sub graft_merge_msg {
        my ($grafts, $l_map, $u, $p, @re) = @_;
 
        my $x = $l_map->{$u}->{$p};
-       my $rl = rev_list_raw($x);
+       my $rl = rev_list_raw("refs/remotes/$x");
        while (my $c = next_rev_list_entry($rl)) {
                foreach my $re (@re) {
                        my (@br) = ($c->{m} =~ /$re/g);