[pan2] Fix error found by valgrind: 7, 343 (120 direct, 7, 223 indirect) bytes in 1 blocks are definitely los

[Petr Kovář <pmkovar src gnome org>]

commit 3c07a426eb32a63bb9639b9c1eb3bf4ba29ec0cb
Author: Olaf Seibert <rhialto falu nl>
Date:   Mon Mar 14 22:34:14 2016 +0100

    Fix error found by valgrind: 7,343 (120 direct, 7,223 indirect) bytes in 1 blocks are definitely lost in 
loss record 11,630 of 11,682
    
       at 0x4C2BBCF: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
       by 0x6D2F578: g_malloc (in /lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
       by 0x6D46762: g_slice_alloc (in /lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
       by 0x6D46DFD: g_slice_alloc0 (in /lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
       by 0x6AC0371: g_type_create_instance (in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4600.2)
       by 0x6AA238A: ??? (in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4600.2)
       by 0x6AA3C70: g_object_newv (in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4600.2)
       by 0x7903ABC: g_mime_message_new (in /usr/lib/x86_64-linux-gnu/libgmime-2.6.so.0.620.0)
       by 0x790E584: g_mime_parser_construct_message (in /usr/lib/x86_64-linux-gnu/libgmime-2.6.so.0.620.0)
       by 0x5492D3: pan::mime::construct_message(_GMimeStream**, int, pan::GPGDecErr&) (mime-utils.cc:1142)
       by 0x53939E: pan::ArticleCache::get_message(std::vector<pan::Quark, std::allocator<pan::Quark> > 
const&, pan::GPGDecErr&) const (article-cache.cc:433)
       by 0x463AD9: pan::GUI::root_realized_cb(_GtkWidget*, void*) (gui.cc:206)

 pan/gui/gui.cc                 |    2 +-
 pan/usenet-utils/mime-utils.cc |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/pan/gui/gui.cc b/pan/gui/gui.cc
index 86cba3d..2e4069c 100644
--- a/pan/gui/gui.cc
+++ b/pan/gui/gui.cc
@@ -208,7 +208,7 @@ GUI :: root_realized_cb (GtkWidget*, gpointer self_gpointer)
     msg = gui->_cache.get_message(files);
 #endif
     gui->_body_pane->set_text_from_message(msg);
-
+    g_object_unref(msg);
   }
 }
 
diff --git a/pan/usenet-utils/mime-utils.cc b/pan/usenet-utils/mime-utils.cc
index 616a93f..923ac55 100644
--- a/pan/usenet-utils/mime-utils.cc
+++ b/pan/usenet-utils/mime-utils.cc
@@ -1209,7 +1209,7 @@ mime :: construct_message (GMimeStream    ** istreams,
   {
     GMimeMultipart * mp = g_mime_multipart_new ();
 
-    for (int i=0; i<qty; ++i)
+    for (int i=0; i<qty; ++i) // should this 0 be 1?
     {
       g_mime_multipart_add(mp,g_mime_message_get_mime_part(messages[i]) );
     }