[gmime] Use idn2_free() to free strings allocated by oother idn2 calls

[Jeffrey Stedfast <fejj src gnome org>]

commit ec2d8b51c30b3c5243a258d6a66da9357565ae39
Author: Jeffrey Stedfast <jestedfa microsoft com>
Date:   Mon May 21 12:16:41 2018 -0400

    Use idn2_free() to free strings allocated by oother idn2 calls

 gmime/gmime-utils.c      |    2 +-
 gmime/internet-address.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gmime/gmime-utils.c b/gmime/gmime-utils.c
index d91909e..e0e902a 100644
--- a/gmime/gmime-utils.c
+++ b/gmime/gmime-utils.c
@@ -859,7 +859,7 @@ g_mime_utils_generate_message_id (const char *fqdn)
 #ifdef LIBIDN
        if (idn2_to_ascii_8z (fqdn, &ascii, 0) == IDN2_OK) {
                g_string_append (msgid, ascii);
-               free (ascii);
+               idn2_free (ascii);
        } else {
                g_string_append (msgid, fqdn);
        }
diff --git a/gmime/internet-address.c b/gmime/internet-address.c
index 31b1e56..afb17bb 100644
--- a/gmime/internet-address.c
+++ b/gmime/internet-address.c
@@ -467,7 +467,7 @@ internet_address_mailbox_get_idn_addr (InternetAddressMailbox *mailbox)
                g_string_append_len (encoded, mailbox->addr, mailbox->at + 1);
                if (idn2_to_ascii_8z (mailbox->addr + mailbox->at + 1, &ascii, 0) == IDN2_OK) {
                        g_string_append (encoded, ascii);
-                       free (ascii);
+                       idn2_free (ascii);
                } else {
                        g_string_append (encoded, mailbox->addr + mailbox->at + 1);
                }