Since debugfs_create_dir() returns ERR_PTR and never return NULL, So use IS_ERR() to check it instead of checking NULL. Fixes: 5e6e3a92b9a4 ("wireless: mwifiex: initial commit for Marvell mwifiex driver") Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx> --- 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 f9c9fec7c792..a1e074b6d539 100644 --- a/drivers/net/wireless/marvell/mwifiex/debugfs.c +++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c @@ -970,7 +970,7 @@ 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); -- 2.34.1