diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index a8f570d..432aeee 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -227,7 +227,17 @@
 
 void bcma_bus_unregister(struct bcma_bus *bus)
 {
+	struct bcma_device *cores[3];
+
+	cores[0] = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
+	cores[1] = bcma_find_core(bus, BCMA_CORE_PCIE);
+	cores[2] = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON);
+
 	bcma_unregister_cores(bus);
+
+	kfree(cores[2]);
+	kfree(cores[1]);
+	kfree(cores[0]);
 }
 
 int __init bcma_bus_early_register(struct bcma_bus *bus,