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

Message ID 1453775248-15965-3-git-send-email-shaun.ren@linux.com (mailing list archive)
State New, archived
Headers show

Commit Message

Shaun Ren Jan. 26, 2016, 2:27 a.m. UTC 
Signed-off-by: Shaun Ren <shaun.ren@linux.com>
---
 drivers/staging/rts5208/rtsx_transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Greg KH Feb. 8, 2016, 4:03 a.m. UTC | #1 
On Mon, Jan 25, 2016 at 06:27:28PM -0800, Shaun Ren wrote:
> Signed-off-by: Shaun Ren <shaun.ren@linux.com>
> ---

I can't take a patch without a changelog entry, sorry.
diff mbox

Patch

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)