diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index ad3701a9738964d5f7846e76ec69a31660badda1..bb13e04201407c517a7d307c22c007cd6b018659 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -194,7 +194,7 @@ static ssize_t musb_test_mode_write(struct file *file,
 
 	memset(buf, 0x00, sizeof(buf));
 
-	if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
+	if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
 		return -EFAULT;
 
 	if (!strncmp(buf, "force host", 9))