[evolution] mail_regen_list: Fix a memory leak

[Milan Crha <mcrha src gnome org>]

commit d540ee82ec68d15a5110a4149fc94ec9f3d7b67b
Author: Milan Crha <mcrha redhat com>
Date:   Thu Nov 13 10:12:06 2014 +0100

    mail_regen_list: Fix a memory leak

 mail/message-list.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/mail/message-list.c b/mail/message-list.c
index e8fbd82..db70ec3 100644
--- a/mail/message-list.c
+++ b/mail/message-list.c
@@ -5911,6 +5911,7 @@ mail_regen_list (MessageList *message_list,
        g_strfreev (message_list->priv->re_prefixes);
        prefixes = g_settings_get_string (message_list->priv->mail_settings, "composer-localized-re");
        message_list->priv->re_prefixes = g_strsplit (prefixes ? prefixes : "", ",", -1);
+       g_free (prefixes);
        g_mutex_unlock (&message_list->priv->re_prefixes_lock);
 
        g_mutex_lock (&message_list->priv->regen_lock);