X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fusb%2Fgadget%2Fconfig.c;h=014a6791c17139e5cc04830ab576f304a0b51392;hb=e206799370f77097a29577599960b7f123f61b8c;hp=cf22629b971d95471fdf0480505f3c7105d0d038;hpb=696f6cc9bac463e5995915d6eef4be6412b83b73;p=u-boot

diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c
index cf22629b97..014a6791c1 100644
--- a/drivers/usb/gadget/config.c
+++ b/drivers/usb/gadget/config.c
@@ -3,25 +3,14 @@
  *
  * Copyright (C) 2003 David Brownell
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * SPDX-License-Identifier:	GPL-2.0+
  *
  * Ported to U-boot by: Thomas Smits <ts.smits@gmail.com> and
  *                      Remy Bohmer <linux@bohmer.net>
  */
 
 #include <common.h>
+#include <asm/unaligned.h>
 #include <asm/errno.h>
 #include <linux/list.h>
 #include <linux/string.h>
@@ -98,7 +87,8 @@ int usb_gadget_config_buf(
 	/* config descriptor first */
 	if (length < USB_DT_CONFIG_SIZE || !desc)
 		return -EINVAL;
-	*cp = *config;
+	/* config need not be aligned */
+	memcpy(cp, config, sizeof(*cp));
 
 	/* then interface/endpoint/class/vendor/... */
 	len = usb_descriptor_fillbuf(USB_DT_CONFIG_SIZE + (u8 *)buf,
@@ -112,8 +102,7 @@ int usb_gadget_config_buf(
 	/* patch up the config descriptor */
 	cp->bLength = USB_DT_CONFIG_SIZE;
 	cp->bDescriptorType = USB_DT_CONFIG;
-	cp->wTotalLength = cpu_to_le16(len);
+	put_unaligned_le16(len, &cp->wTotalLength);
 	cp->bmAttributes |= USB_CONFIG_ATT_ONE;
 	return len;
 }
-