Unload maps for DMA buffers allocated via bus_dmamem_alloc() before

freeing the buffers.

Reviewed by:	davidcs

3 files changed, 3 insertions, 0 deletions

diff --git a/sys/dev/qlxgb/qla_os.c b/sys/dev/qlxgb/qla_os.c
index 266130826c52..4011ca65121d 100644
--- a/sys/dev/qlxgb/qla_os.c
+++ b/sys/dev/qlxgb/qla_os.c
@@ -602,6 +602,7 @@ qla_alloc_dmabuf_exit:
 void
 qla_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }
diff --git a/sys/dev/qlxgbe/ql_os.c b/sys/dev/qlxgbe/ql_os.c
index e62f6033d571..7e77a911c0cf 100644
--- a/sys/dev/qlxgbe/ql_os.c
+++ b/sys/dev/qlxgbe/ql_os.c
@@ -681,6 +681,7 @@ ql_alloc_dmabuf_exit:
 void
 ql_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }
diff --git a/sys/dev/qlxge/qls_os.c b/sys/dev/qlxge/qls_os.c
index ae1378be6346..dd40d812b4b0 100644
--- a/sys/dev/qlxge/qls_os.c
+++ b/sys/dev/qlxge/qls_os.c
@@ -670,6 +670,7 @@ qls_alloc_dmabuf_exit:
 void
 qls_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
 {
+        bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
         bus_dma_tag_destroy(dma_buf->dma_tag);
 }