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[Emacs-diffs] emacs-24 r117259: * font.c (font_make_object): Avoid dangl
From: |
Dmitry Antipov |
Subject: |
[Emacs-diffs] emacs-24 r117259: * font.c (font_make_object): Avoid dangling pointer which may |
Date: |
Thu, 19 Jun 2014 03:21:40 +0000 |
User-agent: |
Bazaar (2.6b2) |
------------------------------------------------------------
revno: 117259
revision-id: address@hidden
parent: address@hidden
committer: Dmitry Antipov <address@hidden>
branch nick: emacs-24
timestamp: Thu 2014-06-19 07:21:07 +0400
message:
* font.c (font_make_object): Avoid dangling pointer which may
crash GC (Bug#17771).
modified:
src/ChangeLog changelog-20091113204419-o5vbwnq5f7feedwu-1438
src/font.c font.c-20091113204419-o5vbwnq5f7feedwu-8540
=== modified file 'src/ChangeLog'
--- a/src/ChangeLog 2014-06-18 15:15:52 +0000
+++ b/src/ChangeLog 2014-06-19 03:21:07 +0000
@@ -1,3 +1,8 @@
+2014-06-19 Dmitry Antipov <address@hidden>
+
+ * font.c (font_make_object): Avoid dangling pointer which may
+ crash GC (Bug#17771).
+
2014-06-18 Eli Zaretskii <address@hidden>
* image.c [5 < GIFLIB_MAJOR + (1 <= GIFLIB_MINOR)]: Declare the
=== modified file 'src/font.c'
--- a/src/font.c 2014-03-03 19:58:20 +0000
+++ b/src/font.c 2014-06-19 03:21:07 +0000
@@ -207,6 +207,9 @@
= (struct font *) allocate_pseudovector (size, FONT_OBJECT_MAX, PVEC_FONT);
int i;
+ /* GC can happen before the driver is set up,
+ so avoid dangling pointer here (Bug#17771). */
+ font->driver = NULL;
XSETFONT (font_object, font);
if (! NILP (entity))
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