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* [patch net-next] ethernet: aquantia: fix dma_mapping_error test
@ 2017-02-01  8:52 Dan Carpenter
  2017-02-01 17:45 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2017-02-01  8:52 UTC (permalink / raw)
  To: David S. Miller, David VomLehn
  Cc: Dmitry Bezrukov, Pavel Belous, netdev, kernel-janitors

dma_mapping_error() returns 1 if there is an error and 0 if not.

Fixes: 018423e90bee ("net: ethernet: aquantia: Add ring support code")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
index 817c145520c8..dea9e9bbb8e7 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
@@ -298,9 +298,10 @@ int aq_ring_rx_fill(struct aq_ring_s *self)
 					buff->page, 0,
 					AQ_CFG_RX_FRAME_MAX, DMA_FROM_DEVICE);
 
-		err = dma_mapping_error(aq_nic_get_dev(self->aq_nic), buff->pa);
-		if (err < 0)
+		if (dma_mapping_error(aq_nic_get_dev(self->aq_nic), buff->pa)) {
+			err = -ENOMEM;
 			goto err_exit;
+		}
 
 		buff = NULL;
 	}

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [patch net-next] ethernet: aquantia: fix dma_mapping_error test
  2017-02-01  8:52 [patch net-next] ethernet: aquantia: fix dma_mapping_error test Dan Carpenter
@ 2017-02-01 17:45 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2017-02-01 17:45 UTC (permalink / raw)
  To: dan.carpenter
  Cc: vomlehn, Dmitry.Bezrukov, Pavel.Belous, netdev, kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 1 Feb 2017 11:52:15 +0300

> dma_mapping_error() returns 1 if there is an error and 0 if not.
> 
> Fixes: 018423e90bee ("net: ethernet: aquantia: Add ring support code")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Applied, thanks Dan.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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