From f7ba3fd70df35c86e343282d2b712ea7a9abe027 Mon Sep 17 00:00:00 2001
From: scribu <scribu@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Wed, 27 Oct 2010 23:54:43 +0000
Subject: [PATCH] Prevent double inclusion of plugin when already activated on
 main site. See #14435

git-svn-id: http://svn.automattic.com/wordpress/trunk@16027 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/plugin.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-admin/includes/plugin.php b/wp-admin/includes/plugin.php
index aab6b46db7..c7f01614d5 100644
--- a/wp-admin/includes/plugin.php
+++ b/wp-admin/includes/plugin.php
@@ -483,7 +483,7 @@ function activate_plugin( $plugin, $redirect = '', $network_wide = false, $silen
 		if ( !empty($redirect) )
 			wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect)); // we'll override this later if the plugin can be included without fatal error
 		ob_start();
-		include(WP_PLUGIN_DIR . '/' . $plugin);
+		include_once(WP_PLUGIN_DIR . '/' . $plugin);
 
 		if ( ! $silent ) {
 			do_action( 'activate_plugin', $plugin, $network_wide );