[AGP] Readd module_exit function so that agpgart.ko can be unloaded.

95505928 · Dave Jones · Dave Jones · 41a46a24 · 95505928
Commit 95505928 authored Dec 20, 2002 by Dave Jones Committed by Dave Jones Dec 20, 2002
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drivers/char/agp/backend.c drivers/char/agp/backend.c +7 -0

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--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -280,8 +280,15 @@ int __init agp_init(void)
 	return 0;
 }

+void __exit agp_exit(void)
+{
+	if (agp_count!=0)
+		BUG();
+}
+
 #ifndef CONFIG_GART_IOMMU
 module_init(agp_init);
+module_exit(agp_exit);
 #endif

 EXPORT_SYMBOL(agp_backend_acquire);