linux-kernel - [PATCH v1] net: wireless: mwifies: fix parameter check in mwifiex_dev_debugfs

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Message-Id: <20230712105720.11310-1-duminjie@vivo.com>
Date:   Wed, 12 Jul 2023 18:57:20 +0800
From:   Minjie Du <duminjie@...o.com>
To:     Amitkumar Karwar <amitkarwar@...il.com>,
        Ganapathi Bhat <ganapathi017@...il.com>,
        Sharvari Harisangam <sharvari.harisangam@....com>,
        Xinming Hu <huxinming820@...il.com>,
        Kalle Valo <kvalo@...nel.org>,
        linux-wireless@...r.kernel.org (open list:MARVELL MWIFIEX WIRELESS
        DRIVER), linux-kernel@...r.kernel.org (open list)
Cc:     opensource.kernel@...o.com, Minjie Du <duminjie@...o.com>
Subject: [PATCH v1] net: wireless: mwifies: fix parameter check in mwifiex_dev_debugfs_init()

Make IS_ERR() judge the debugfs_create_dir() function return.

Signed-off-by: Minjie Du <duminjie@...o.com>
---
 drivers/net/wireless/marvell/mwifiex/debugfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/marvell/mwifiex/debugfs.c b/drivers/net/wireless/marvell/mwifiex/debugfs.c
index 52b18f4a7..5af49c810 100644
--- a/drivers/net/wireless/marvell/mwifiex/debugfs.c
+++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c
@@ -959,7 +959,7 @@ mwifiex_dev_debugfs_init(struct mwifiex_private *priv)
 	priv->dfs_dev_dir = debugfs_create_dir(priv->netdev->name,
 					       mwifiex_dfs_dir);
 
-	if (!priv->dfs_dev_dir)
+	if (!IS_ERR(priv->dfs_dev_dir))
 		return;
 
 	MWIFIEX_DFS_ADD_FILE(info);
-- 
2.39.0