linux-kernel - [PATCH] drm/etnaviv: remove check for return value of drm

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Date:   Tue, 18 Feb 2020 20:28:15 +0300
From:   Wambui Karuga <wambui.karugax@...il.com>
To:     linux+etnaviv@...linux.org.uk, l.stach@...gutronix.de,
        christian.gmeiner@...il.com, airlied@...ux.ie, daniel@...ll.ch
Cc:     etnaviv@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org
Subject: [PATCH] drm/etnaviv: remove check for return value of drm_debugfs function

As there is no need to check the return value if
drm_debugfs_create_files, remove the check and error handling in
etnaviv_debugfs_init and have the function return 0 directly.

Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>
---
 drivers/gpu/drm/etnaviv/etnaviv_drv.c | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
index 6b43c1c94e8f..a65d30a48a9d 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
@@ -233,19 +233,11 @@ static struct drm_info_list etnaviv_debugfs_list[] = {
 
 static int etnaviv_debugfs_init(struct drm_minor *minor)
 {
-	struct drm_device *dev = minor->dev;
-	int ret;
-
-	ret = drm_debugfs_create_files(etnaviv_debugfs_list,
-			ARRAY_SIZE(etnaviv_debugfs_list),
-			minor->debugfs_root, minor);
+	drm_debugfs_create_files(etnaviv_debugfs_list,
+				 ARRAY_SIZE(etnaviv_debugfs_list),
+				 minor->debugfs_root, minor);
 
-	if (ret) {
-		dev_err(dev->dev, "could not install etnaviv_debugfs_list\n");
-		return ret;
-	}
-
-	return ret;
+	return 0;
 }
 #endif
 
-- 
2.25.0