From: Jack Vogel <jack.vogel@oracle.com>
Date: Thu, 14 Sep 2017 23:18:26 +0000 (-0700)
Subject: Remove dma_unmap_single_attrs call.
X-Git-Tag: v4.1.12-111.0.20170918_2215~181
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=42d45febc23d07e116cec0cc8abba85a8c8df01f;p=users%2Fjedix%2Flinux-maple.git

Remove dma_unmap_single_attrs call.

Mistaken addition of dma_unmap call in bnxt_free_rx_skbs
was causing panics in some circumstances, remove the call.

Orabug: 26713916
Signed-off-by: Jack Vogel <jack.vogel@oracle.com>
Reviewed-by: Ken Brucker <ken.brucker@oracle.com>
Reviewed-by: Shannon Nelson (shannon.nelson@oracle.com>
---

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 5cf4c368366ee..ceb6617e561a1 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -2060,10 +2060,6 @@ static void bnxt_free_rx_skbs(struct bnxt *bp)
 			if (!data)
 				continue;
 
-			dma_unmap_single_attrs(&pdev->dev, rx_buf->mapping,
-					       bp->rx_buf_use_size, bp->rx_dir,
-					       &attrs);
-
 			rx_buf->data = NULL;
 
 			if (BNXT_RX_PAGE_MODE(bp)) {