[evolution-data-server] Bug 735342 - camel: Fix potential integer overflow found by Coverity scan

[Milan Crha <mcrha src gnome org>]

commit d59bc75452edefb76a87ddbf1cdec1ba7193369a
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Mon Sep 8 16:03:18 2014 +0200

    Bug 735342 - camel: Fix potential integer overflow found by Coverity scan

 camel/camel-mime-parser.c |    8 ++++----
 camel/camel-mime-parser.h |    2 +-
 configure.ac              |    2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/camel/camel-mime-parser.c b/camel/camel-mime-parser.c
index b2d16b8..c461361 100644
--- a/camel/camel-mime-parser.c
+++ b/camel/camel-mime-parser.c
@@ -686,7 +686,7 @@ camel_mime_parser_step (CamelMimeParser *parser,
  * Returns the address of the internal buffer in @databuffer,
  * and the length of useful data.
  *
- * @len may be specified as INT_MAX, in which case you will
+ * @len may be specified as %G_MAXSSIZE, in which case you will
  * get the full remainder of the buffer at each call.
  *
  * Note that no parsing of the data read through this function
@@ -695,14 +695,14 @@ camel_mime_parser_step (CamelMimeParser *parser,
  *
  * Returns: The number of bytes available, or -1 on error.
  **/
-gint
+gssize
 camel_mime_parser_read (CamelMimeParser *parser,
                         const gchar **databuffer,
-                        gint len,
+                        gssize len,
                         GError **error)
 {
        struct _header_scan_state *s = _PRIVATE (parser);
-       gint there;
+       gintptr there;
 
        if (len == 0)
                return 0;
diff --git a/camel/camel-mime-parser.h b/camel/camel-mime-parser.h
index bae3229..bbec727 100644
--- a/camel/camel-mime-parser.h
+++ b/camel/camel-mime-parser.h
@@ -120,7 +120,7 @@ camel_mime_parser_state_t camel_mime_parser_state (CamelMimeParser *parser);
 void camel_mime_parser_push_state (CamelMimeParser *mp, camel_mime_parser_state_t newstate, const gchar 
*boundary);
 
 /* read through the parser */
-gint camel_mime_parser_read (CamelMimeParser *parser, const gchar **databuffer, gint len, GError **error);
+gssize camel_mime_parser_read (CamelMimeParser *parser, const gchar **databuffer, gssize len, GError 
**error);
 
 /* get content type for the current part/header */
 CamelContentType *camel_mime_parser_content_type (CamelMimeParser *parser);
diff --git a/configure.ac b/configure.ac
index 13c7f48..aaa861f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -130,7 +130,7 @@ LIBEBOOK_CONTACTS_CURRENT=0
 LIBEBOOK_CONTACTS_REVISION=0
 LIBEBOOK_CONTACTS_AGE=0
 
-LIBCAMEL_CURRENT=50
+LIBCAMEL_CURRENT=51
 LIBCAMEL_REVISION=0
 LIBCAMEL_AGE=0