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lib: NULLify ->cairo_surface once unmapped
author
Damien Lespiau
<damien.lespiau@intel.com>
Fri, 11 Jul 2014 13:45:37 +0000
(14:45 +0100)
committer
Damien Lespiau
<damien.lespiau@intel.com>
Tue, 29 Jul 2014 11:13:41 +0000
(12:13 +0100)
Just a matter of not leaving dangling pointers around.
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
lib/igt_fb.c
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diff --git
a/lib/igt_fb.c
b/lib/igt_fb.c
index
39a1f62
..
83f4343
100644
(file)
--- a/
lib/igt_fb.c
+++ b/
lib/igt_fb.c
@@
-521,7
+521,9
@@
static cairo_format_t drm_format_to_cairo(uint32_t drm_format)
static void destroy_cairo_surface__gtt(void *arg)
{
struct igt_fb *fb = arg;
+
munmap(cairo_image_surface_get_data(fb->cairo_surface), fb->size);
+ fb->cairo_surface = NULL;
}
static void create_cairo_surface__gtt(int fd, struct igt_fb *fb)