From ff1176f6164f3d151ee64c05d3f7b6662a81b982 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 1 Feb 2017 11:52:15 +0300 Subject: [PATCH] ethernet: aquantia: fix dma_mapping_error test 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 Signed-off-by: David S. Miller --- drivers/net/ethernet/aquantia/atlantic/aq_ring.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) 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; } -- 2.20.1