From ca1ec9268f9de783daf3f2db86a4fb47108d609a Mon Sep 17 00:00:00 2001
From: Jon Smirl <jonsmirl@yahoo.com>
Date: Tue, 19 Oct 2004 02:50:14 +0000
Subject: drm-core, Clean up bug error path on stealth mode exit

---
 linux-core/drm_drv.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 59a194d9..b59b5ca5 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -437,6 +437,10 @@ void __exit drm_exit(struct drm_driver *driver)
 	if (drm_fb_loaded) {
 		for (i = 0; i < cards_limit; i++) {
 			head = drm_heads[i];
+			if (!head)
+				continue;
+			if (!head->dev)
+				continue;
 			if (head->dev->driver != driver)
 				continue;
 			dev = head->dev;
@@ -491,12 +495,12 @@ static int __init drm_core_init(void)
 		 DRIVER_NAME,
 		 DRIVER_MAJOR, DRIVER_MINOR, DRIVER_PATCHLEVEL, DRIVER_DATE);
 	return 0;
-      err_p3:
+err_p3:
 	drm_sysfs_destroy(drm_class);
-      err_p2:
+err_p2:
 	unregister_chrdev(DRM_MAJOR, "drm");
 	drm_free(drm_heads, sizeof(*drm_heads) * cards_limit, DRM_MEM_STUB);
-      err_p1:
+err_p1:
 	return ret;
 }
 
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