linux-kernel - [PATCH] ieee802154: remove unecessary condition check before debugfs_remove

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Message-ID: <1536414248-32361-1-git-send-email-zhongjiang@huawei.com>
Date:   Sat, 8 Sep 2018 21:44:08 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>, <alex.aring@...il.com>,
        <michael.hennerich@...log.com>, <stefan@...enfreihafen.org>
CC:     <linux-wpan@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] ieee802154: remove unecessary condition check before debugfs_remove_recursive

debugfs_remove_recursive has taken IS_ERR_OR_NULL into account. So just
remove the condition check before debugfs_remove_recursive.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/net/ieee802154/adf7242.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c
index 23a52b9..cd1d8fa 100644
--- a/drivers/net/ieee802154/adf7242.c
+++ b/drivers/net/ieee802154/adf7242.c
@@ -1308,8 +1308,7 @@ static int adf7242_remove(struct spi_device *spi)
 {
 	struct adf7242_local *lp = spi_get_drvdata(spi);
 
-	if (!IS_ERR_OR_NULL(lp->debugfs_root))
-		debugfs_remove_recursive(lp->debugfs_root);
+	debugfs_remove_recursive(lp->debugfs_root);
 
 	cancel_delayed_work_sync(&lp->work);
 	destroy_workqueue(lp->wqueue);
-- 
1.7.12.4