From: Gerd Hoffmann <kraxel@redhat.com>
Date: Fri, 7 Feb 2020 12:43:48 +0000 (+0100)
Subject: drm/bochs: deinit bugfix
X-Git-Tag: v5.10.7~2352^2~6^2~318
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e59a2508d90f393c8423716349db315e32b67559;p=platform%2Fkernel%2Flinux-rpi.git

drm/bochs: deinit bugfix

Check whenever mode_config was actually properly
initialized before trying to clean it up.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20200207124348.21641-1-kraxel@redhat.com
---

diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c
index 7410b0e..8066d7d 100644
--- a/drivers/gpu/drm/bochs/bochs_kms.c
+++ b/drivers/gpu/drm/bochs/bochs_kms.c
@@ -163,6 +163,9 @@ int bochs_kms_init(struct bochs_device *bochs)
 
 void bochs_kms_fini(struct bochs_device *bochs)
 {
+	if (!bochs->dev->mode_config.num_connector)
+		return;
+
 	drm_atomic_helper_shutdown(bochs->dev);
 	drm_mode_config_cleanup(bochs->dev);
 }