[gnumeric] xlsx: plug leaks related to fuzzed files.

[Morten Welinder <mortenw src gnome org>]

commit db3573f3d007ad621e71ee7f08a0ca812537201d
Author: Morten Welinder <terra gnome org>
Date:   Wed May 6 22:10:18 2015 -0400

    xlsx: plug leaks related to fuzzed files.

 NEWS                      |    2 +-
 plugins/excel/ChangeLog   |    5 +++++
 plugins/excel/xlsx-read.c |    2 ++
 3 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 71dcb1f..f30c52a 100644
--- a/NEWS
+++ b/NEWS
@@ -13,7 +13,7 @@ Morten:
        * Fix xlsx save crash related to shared strings.  [#748477]
        * Solver code refactoring.
        * Plug leaks.
-       * Fuzzed file fixes.  [#748595]  [#748597] [#749031]
+       * Fuzzed file fixes.  [#748595]  [#748597] [#749031] [#749030]
        * Make solver check linearity of model.
 
 --------------------------------------------------------------------------
diff --git a/plugins/excel/ChangeLog b/plugins/excel/ChangeLog
index 862efc9..0bb45ff 100644
--- a/plugins/excel/ChangeLog
+++ b/plugins/excel/ChangeLog
@@ -1,3 +1,8 @@
+2015-05-06  Morten Welinder  <terra gnome org>
+
+       * xlsx-read.c (xlsx_file_open): Plug leaks related to fuzzed
+       files.  Fixes #749030.
+
 2015-05-04  Morten Welinder  <terra gnome org>
 
        * xlsx-read-drawing.c (xlsx_axis_custom_unit): Allow negative
diff --git a/plugins/excel/xlsx-read.c b/plugins/excel/xlsx-read.c
index 66803d2..2434fbe 100644
--- a/plugins/excel/xlsx-read.c
+++ b/plugins/excel/xlsx-read.c
@@ -5084,6 +5084,8 @@ xlsx_file_open (G_GNUC_UNUSED GOFileOpener const *fo, GOIOContext *context,
        if (state.texpr) gnm_expr_top_unref (state.texpr);
        if (state.comment) g_object_unref (state.comment);
        if (state.cur_style) g_object_unref (state.cur_style);
+       if (state.style_accum) gnm_style_unref (state.style_accum);
+       if (state.border_color) style_color_unref (state.border_color);
 
        workbook_set_saveinfo (state.wb, GO_FILE_FL_AUTO,
                               go_file_saver_for_id ((state.version == ECMA_376_2006) ?