From: Jean-Francois Moine <moinejf@free.fr>
Date: Thu, 28 Apr 2016 15:09:14 +0000 (+0200)
Subject: dmaengine: sun6i: Remove useless check
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=3435fb18533c27b288c19cfb7fe783e5433e36aa;p=deliverable%2Flinux.git

dmaengine: sun6i: Remove useless check

The transfer direction is now checked in set_config.
There is no need to check it twice.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index cd436c6a29a7..80e426d9da5d 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -585,11 +585,6 @@ static struct dma_async_tx_descriptor *sun6i_dma_prep_slave_sg(
 	if (!sgl)
 		return NULL;
 
-	if (!is_slave_direction(dir)) {
-		dev_err(chan2dev(chan), "Invalid DMA direction\n");
-		return NULL;
-	}
-
 	ret = set_config(sdev, sconfig, dir, &lli_cfg);
 	if (ret) {
 		dev_err(chan2dev(chan), "Invalid DMA configuration\n");