When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/mtu3/mtu3_dr.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index 8c3bbf732bc4..ac60e9c8564e 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -378,10 +378,6 @@ static void ssusb_debugfs_init(struct ssusb_mtk *ssusb) struct dentry *root; root = debugfs_create_dir(dev_name(ssusb->dev), usb_debug_root); - if (!root) { - dev_err(ssusb->dev, "create debugfs root failed\n"); - return; - } ssusb->dbgfs_root = root; debugfs_create_file("mode", 0644, root, ssusb, &ssusb_mode_fops); -- 2.17.0 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html