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[PATCH 2/2] Staging: rts5208: Add missing dma_mapping_error

From Shaun Ren <shaun.ren@linux.com>
Newsgroups linux.kernel
Subject [PATCH 2/2] Staging: rts5208: Add missing dma_mapping_error
Date 2016-01-26 03:30 +0100
Message-ID <qV1yi-4Nn-3@gated-at.bofh.it> (permalink)
References <qV1yi-4Nn-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Signed-off-by: Shaun Ren <shaun.ren@linux.com>
---
 drivers/staging/rts5208/rtsx_transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c
index eff9a4b621..43787df 100644
--- a/drivers/staging/rts5208/rtsx_transport.c
+++ b/drivers/staging/rts5208/rtsx_transport.c
@@ -663,7 +663,7 @@ static int rtsx_transfer_buf(struct rtsx_chip *chip, u8 card, void *buf,
 		return -ENXIO;
 
 	addr = dma_map_single(&rtsx->pci->dev, buf, len, dma_dir);
-	if (!addr)
+	if (dma_mapping_error(&rtsx->pci->dev, addr))
 		return -ENOMEM;
 
 	if (card == SD_CARD)
-- 
2.7.0

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[PATCH 2/2] Staging: rts5208: Add missing dma_mapping_error Shaun Ren <shaun.ren@linux.com> - 2016-01-26 03:30 +0100

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