[PATCH] drm/fbdev-shmem: Clean up deferred I/O

[Thomas Zimmermann]

Call fb_deferred_io_cleanup() upon destroying the framebuffer
device. Releases the internal memory.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Fixes: 150f431a0831 ("drm/fbdev: Add fbdev-shmem")
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: Javier Martinez Canillas <javierm at redhat.com>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Cc: Maxime Ripard <mripard at kernel.org>
Cc: David Airlie <airlied at gmail.com>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: dri-devel at lists.freedesktop.org
---
 drivers/gpu/drm/drm_fbdev_shmem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/drm_fbdev_shmem.c b/drivers/gpu/drm/drm_fbdev_shmem.c
index a85a8a8e2eb8b..0c785007f11b1 100644
--- a/drivers/gpu/drm/drm_fbdev_shmem.c
+++ b/drivers/gpu/drm/drm_fbdev_shmem.c
@@ -60,6 +60,7 @@ static void drm_fbdev_shmem_fb_destroy(struct fb_info *info)
 	if (!fb_helper->dev)
 		return;
 
+	fb_deferred_io_cleanup(info);
 	drm_fb_helper_fini(fb_helper);
 
 	drm_client_buffer_vunmap(fb_helper->buffer);
-- 
2.44.0