Nouveau - Jun 2019 - [PATCH] nouveau: no need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Ben Skeggs <bskeggs at redhat.com>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: dri-devel at lists.freedesktop.org
Cc: nouveau at lists.freedesktop.org
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
 drivers/gpu/drm/nouveau/nouveau_debugfs.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
index 7dfbbbc1beea..7b3ff55ac9a2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
@@ -224,14 +224,10 @@ nouveau_drm_debugfs_init(struct drm_minor *minor)
 	struct dentry *dentry;
 	int i, ret;
 
-	for (i = 0; i < ARRAY_SIZE(nouveau_debugfs_files); i++) {
-		dentry = debugfs_create_file(nouveau_debugfs_files[i].name,
-					     S_IRUGO | S_IWUSR,
-					     minor->debugfs_root, minor->dev,
-					     nouveau_debugfs_files[i].fops);
-		if (!dentry)
-			return -ENOMEM;
-	}
+	for (i = 0; i < ARRAY_SIZE(nouveau_debugfs_files); i++)
+		debugfs_create_file(nouveau_debugfs_files[i].name,
+				    S_IRUGO | S_IWUSR, minor->debugfs_root,
+				    minor->dev, nouveau_debugfs_files[i].fops);
 
 	ret = drm_debugfs_create_files(nouveau_debugfs_list,
 				       NOUVEAU_DEBUGFS_ENTRIES,
-- 
2.22.0