[gmime/gmime-2-4] Fixed decoding of some rfc2184 parameters

[Jeffrey Stedfast <fejj src gnome org>]

commit fa786e581b26c49518dd2667667d39737a4a3e60
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 78ff7a9..36a0513 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+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.
+
 2012-04-12  Jeffrey Stedfast  <fejj gnome org>
 
 	* gmime/gmime-parser.c (parser_scan_headers): Make sure to
diff --git a/gmime/gmime-param.c b/gmime/gmime-param.c
index 74c846f..c3b4bcf 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);