linux-kernel - [PATCH 3/6] dma: coh901318: no need to cast away call to debugfs_create

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Date:   Wed, 12 Jun 2019 14:25:54 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     dan.j.williams@...el.com, vkoul@...nel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 3/6] dma: coh901318: no need to cast away call to debugfs_create_file()

No need to check the return value of debugfs_create_file(), so no need
to provide a fake "cast away" of the return value either.

Cc: Linus Walleij <linus.walleij@...aro.org>
Cc: Vinod Koul <vkoul@...nel.org>
Cc: Dan Williams <dan.j.williams@...el.com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: dmaengine@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/dma/coh901318.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c
index 547786ac342b..e51d836afcc7 100644
--- a/drivers/dma/coh901318.c
+++ b/drivers/dma/coh901318.c
@@ -1378,10 +1378,8 @@ static int __init init_coh901318_debugfs(void)
 
 	dma_dentry = debugfs_create_dir("dma", NULL);
 
-	(void) debugfs_create_file("status",
-				   S_IFREG | S_IRUGO,
-				   dma_dentry, NULL,
-				   &coh901318_debugfs_status_operations);
+	debugfs_create_file("status", S_IFREG | S_IRUGO, dma_dentry, NULL,
+			    &coh901318_debugfs_status_operations);
 	return 0;
 }
 
-- 
2.22.0