[PATCH] xen-netback: 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 <redacted>
---
 drivers/net/xen-netback/netback.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 3621e05..80aae3a 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c

@@ -1660,8 +1660,7 @@ static int __init netback_init(void)
 static void __exit netback_fini(void)
 {
 #ifdef CONFIG_DEBUG_FS
-	if (!IS_ERR_OR_NULL(xen_netback_dbg_root))
-		debugfs_remove_recursive(xen_netback_dbg_root);
+	debugfs_remove_recursive(xen_netback_dbg_root);
 #endif /* CONFIG_DEBUG_FS */
 	xenvif_xenbus_fini();
 }

-- 
1.7.12.4

-----Original Message-----
From: zhong jiang [mailto:zhongjiang@huawei.com]
Sent: 08 September 2018 14:54
To: davem@davemloft.net; Paul Durrant <redacted>; Wei Liu
[off-list ref]
Cc: xen-devel@lists.xenproject.org; netdev@vger.kernel.org; linux-
kernel@vger.kernel.org
Subject: [PATCH] xen-netback: 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 <redacted>

Reviewed-by: Paul Durrant <redacted>

From: zhong jiang <redacted>
Date: Sat, 8 Sep 2018 21:53:42 +0800

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 <redacted>

Applied to net-next.