linux-kernel - [PATCH] drm/etnaviv: Improve readability in __etnaviv_gem

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Message-Id: <1469209478-25713-1-git-send-email-seanpaul@chromium.org>
Date:	Fri, 22 Jul 2016 13:44:38 -0400
From:	Sean Paul <seanpaul@...omium.org>
To:	elfring@...rs.sourceforge.net, wharms@....de
Cc:	dri-devel@...ts.freedesktop.org, kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org, julia.lawall@...6.fr,
	linux@...linux.org.uk, Sean Paul <seanpaul@...omium.org>
Subject: [PATCH] drm/etnaviv: Improve readability in __etnaviv_gem_new

Move things around a little in __etnaviv_gem_new() to make it
more readable.

Reported-by: Markus Elfring <elfring@...rs.sourceforge.net>
Reported-by: walter harms <wharms@....de>
Signed-off-by: Sean Paul <seanpaul@...omium.org>
---
 drivers/gpu/drm/etnaviv/etnaviv_gem.c | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
index df9bcba..7d13628 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
@@ -640,6 +640,7 @@ static struct drm_gem_object *__etnaviv_gem_new(struct drm_device *dev,
 		u32 size, u32 flags)
 {
 	struct drm_gem_object *obj = NULL;
+	struct address_space *mapping;
 	int ret;
 
 	size = PAGE_ALIGN(size);
@@ -650,23 +651,19 @@ static struct drm_gem_object *__etnaviv_gem_new(struct drm_device *dev,
 		goto fail;
 
 	ret = drm_gem_object_init(dev, obj, size);
-	if (ret == 0) {
-		struct address_space *mapping;
-
-		/*
-		 * Our buffers are kept pinned, so allocating them
-		 * from the MOVABLE zone is a really bad idea, and
-		 * conflicts with CMA.  See coments above new_inode()
-		 * why this is required _and_ expected if you're
-		 * going to pin these pages.
-		 */
-		mapping = file_inode(obj->filp)->i_mapping;
-		mapping_set_gfp_mask(mapping, GFP_HIGHUSER);
-	}
-
 	if (ret)
 		goto fail;
 
+	/*
+	 * Our buffers are kept pinned, so allocating them
+	 * from the MOVABLE zone is a really bad idea, and
+	 * conflicts with CMA.  See coments above new_inode()
+	 * why this is required _and_ expected if you're
+	 * going to pin these pages.
+	 */
+	mapping = file_inode(obj->filp)->i_mapping;
+	mapping_set_gfp_mask(mapping, GFP_HIGHUSER);
+
 	return obj;
 
 fail:
-- 
2.8.0.rc3.226.g39d4020