[gmime] Fixed decoding of some rfc2184 parameters

[Jeffrey Stedfast <fejj src gnome org>]

commit 9f3b7c1fdb89a32a6d85523723a263dfa5b0e292
Author: Jeffrey Stedfast <fejj gnome org>
Date:   Wed Jun 13 10:05:25 2012 -0400

    Fixed decoding of some rfc2184 parameters
    
    2012-06-13  Jeffrey Stedfast  <fejj gnome org>
    
    	* gmime/gmime-param.c (rfc2184_param_new): Only decode the
    	* charset
    	and lang if the parameter is actually encoded. Thanks to Peter
    	Bloomfield for this patch.

 ChangeLog           |    6 ++++++
 gmime/gmime-param.c |    7 ++++++-
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 89b6be2..fa8c461 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2012-06-13  Jeffrey Stedfast  <fejj gnome org>
 
+	* gmime/gmime-param.c (rfc2184_param_new): Only decode the charset
+	and lang if the parameter is actually encoded. Thanks to Peter
+	Bloomfield for this patch.
+
+2012-06-13  Jeffrey Stedfast  <fejj gnome org>
+
 	* gmime/gmime-gpg-context.c (gpg_ctx_parse_status): Keep track of
 	DECRYPTION_OKAY status.
 	(gpg_decrypt): Only return NULL if decryption failed (e.g. we
diff --git a/gmime/gmime-param.c b/gmime/gmime-param.c
index e38dc23..496ef0d 100644
--- a/gmime/gmime-param.c
+++ b/gmime/gmime-param.c
@@ -507,7 +507,12 @@ rfc2184_param_new (char *name, char *value, int id, gboolean encoded)
 	rfc2184->parts = g_ptr_array_new ();
 	rfc2184->next = NULL;
 	
-	rfc2184->charset = rfc2184_param_charset (&inptr, &rfc2184->lang);
+	if (encoded) {
+		rfc2184->charset = rfc2184_param_charset (&inptr, &rfc2184->lang);
+	} else {
+		rfc2184->charset = NULL;
+		rfc2184->lang = NULL;
+	}
 	
 	if (inptr == value) {
 		rfc2184_param_add_part (rfc2184, value, id, encoded);