linux-kernel - [PATCH] drm/armada: Remove some dead code

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Date:   Sun, 30 Oct 2016 16:38:42 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     rmk+kernel@...linux.org.uk, airlied@...ux.ie
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] drm/armada: Remove some dead code

'dma_buf_map_attachment()' can not return NULL, so there is no need to
check for it.

Also add a space in order to improve layout.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/gpu/drm/armada/armada_gem.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c
index 806791897304..17a77f22b497 100644
--- a/drivers/gpu/drm/armada/armada_gem.c
+++ b/drivers/gpu/drm/armada/armada_gem.c
@@ -594,11 +594,7 @@ int armada_gem_map_import(struct armada_gem_object *dobj)
 	int ret;
 
 	dobj->sgt = dma_buf_map_attachment(dobj->obj.import_attach,
-					  DMA_TO_DEVICE);
-	if (!dobj->sgt) {
-		DRM_ERROR("dma_buf_map_attachment() returned NULL\n");
-		return -EINVAL;
-	}
+					   DMA_TO_DEVICE);
 	if (IS_ERR(dobj->sgt)) {
 		ret = PTR_ERR(dobj->sgt);
 		dobj->sgt = NULL;
-- 
2.9.3