1 files changed, 1 insertions, 3 deletions

diff --git a/sys/dev/ata/ata-dma.c b/sys/dev/ata/ata-dma.c
index 6236f440d59cb..ee41c6055d9ec 100644
--- a/sys/dev/ata/ata-dma.c
+++ b/sys/dev/ata/ata-dma.c
@@ -224,11 +224,9 @@ ata_dmafree(device_t dev)
             bus_dmamap_unload(slot->sg_tag, slot->sg_map);
             slot->sg_bus = 0;
 	}
-	if (slot->sg_map) {
+	if (slot->sg) {
             bus_dmamem_free(slot->sg_tag, slot->sg, slot->sg_map);
-            bus_dmamap_destroy(slot->sg_tag, slot->sg_map);
             slot->sg = NULL;
-            slot->sg_map = NULL;
 	}
 	if (slot->data_map) {
             bus_dmamap_destroy(slot->data_tag, slot->data_map);