From 72357f3de04ab9aa57b046b666e02090641f0aa4 Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Fri, 11 Jul 2014 14:45:37 +0100 Subject: [PATCH] lib: NULLify ->cairo_surface once unmapped Just a matter of not leaving dangling pointers around. Signed-off-by: Damien Lespiau --- lib/igt_fb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/igt_fb.c b/lib/igt_fb.c index 39a1f62..83f4343 100644 --- 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) -- 2.7.4