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authorinfirit <[email protected]>2014-12-09 15:23:05 +0100
committerinfirit <[email protected]>2014-12-09 23:02:28 +0100
commitbf0fdfa485cef54841309a467063e9fadaeb9d38 (patch)
treebc6caea9b8070a4536b339d4a8eb8c41858d8e28
parent510b42f68f3172ff24d4efc605a0527e0cd29e76 (diff)
downloadatril-bf0fdfa485cef54841309a467063e9fadaeb9d38.tar.bz2
atril-bf0fdfa485cef54841309a467063e9fadaeb9d38.tar.xz
libdocument: Add more sanity checks to ev-document-misc
Taken from evince commit: cae38b012050870eef820330a5902f94f262ffb5 From: José Aliste <[email protected]> Gnome bug: https://bugzilla.gnome.org/show_bug.cgi?id=572061
-rw-r--r--libdocument/ev-document-misc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libdocument/ev-document-misc.c b/libdocument/ev-document-misc.c
index 6099b7fa..e7398dee 100644
--- a/libdocument/ev-document-misc.c
+++ b/libdocument/ev-document-misc.c
@@ -180,6 +180,8 @@ ev_document_misc_surface_from_pixbuf (GdkPixbuf *pixbuf)
cairo_surface_t *surface;
cairo_t *cr;
+ g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL);
+
surface = cairo_image_surface_create (gdk_pixbuf_get_has_alpha (pixbuf) ?
CAIRO_FORMAT_ARGB32 : CAIRO_FORMAT_RGB24,
gdk_pixbuf_get_width (pixbuf),
@@ -195,6 +197,8 @@ ev_document_misc_surface_from_pixbuf (GdkPixbuf *pixbuf)
GdkPixbuf *
ev_document_misc_pixbuf_from_surface (cairo_surface_t *surface)
{
+ g_return_val_if_fail (surface, NULL);
+
GdkPixbuf *pixbuf;
cairo_surface_t *image;
cairo_t *cr;