[gmime] Fixed parameter list parsing logic to not report a warning when everything is valid

[Rico Tzschichholz <ricotz src gnome org>]

commit e83530afd378b6c913d7bbe614e41cc4eb4ad62f
Author: Jeffrey Stedfast <jestedfa microsoft com>
Date:   Sun May 24 16:48:42 2020 -0400

    Fixed parameter list parsing logic to not report a warning when everything is valid

 gmime/gmime-param.c  | 7 +++++--
 gmime/gmime-parser.c | 2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/gmime/gmime-param.c b/gmime/gmime-param.c
index ca419d25..238b2990 100644
--- a/gmime/gmime-param.c
+++ b/gmime/gmime-param.c
@@ -1335,9 +1335,12 @@ decode_param_list (GMimeParserOptions *options, const char *in, gint64 offset)
        t = (struct _rfc2184_param *) &list;
        rfc2184_hash = g_hash_table_new (g_mime_strcase_hash, g_mime_strcase_equal);
        
-       skip_cfws (&inptr);
-       
        do {
+               skip_cfws (&inptr);
+               
+               if (*inptr == '\0')
+                       break;
+               
                /* invalid format? */
                if (!decode_param (options, &inptr, &name, &value, &id, &rfc2047_charset, &encoded, &method, 
offset)) {
                        skip_cfws (&inptr);
diff --git a/gmime/gmime-parser.c b/gmime/gmime-parser.c
index b8eb64e4..a116036c 100644
--- a/gmime/gmime-parser.c
+++ b/gmime/gmime-parser.c
@@ -2010,7 +2010,7 @@ parser_scan_multipart_subparts (GMimeParser *parser, GMimeParserOptions *options
                                break;
                        }
 
-                       /* This part has no content, but that will be handled in in 
parser_construct_multipart()
+                       /* This part has no content, but that will be handled in parser_construct_multipart()
                         * or parser_consruct_leaf_part(). */
                }