USB: mtu3: no need to check return value of debugfs_create_dir()

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@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c
index 8c3bbf732bc4e439fcae64233d9f83b7d2d80ec4..ac60e9c8564e2229ee89a56b07762ffef4184a94 100644 (file)
--- 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);