diff --git a/sys/dev/disk/mpt/mpt_pci.c b/sys/dev/disk/mpt/mpt_pci.c
--- a/sys/dev/disk/mpt/mpt_pci.c
+++ b/sys/dev/disk/mpt/mpt_pci.c
@@ -654,12 +654,12 @@
 	mpt  = (struct mpt_softc*)device_get_softc(dev);
 
 	if (mpt) {
+		mpt_free_bus_resources(mpt);
 		mpt_disable_ints(mpt);
 		mpt_detach(mpt);
 		mpt_reset(mpt, /*reinit*/FALSE);
 		mpt_raid_free_mem(mpt);
 		mpt_dma_mem_free(mpt);
-		mpt_free_bus_resources(mpt);
 #if 0
 		mpt_unlink_peer(mpt);
 #endif