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USB: mos7720: fix big-endian control requests

Fix endianess bugs in parallel-port code which caused corrupt
control-requests to be issued on big-endian machines.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Johan Hovold 12 年之前
父節點
當前提交
3b716caf19
共有 1 個文件被更改,包括 2 次插入2 次删除
  1. 2 2
      drivers/usb/serial/mos7720.c

+ 2 - 2
drivers/usb/serial/mos7720.c

@@ -382,8 +382,8 @@ static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport,
 	}
 	urbtrack->setup->bRequestType = (__u8)0x40;
 	urbtrack->setup->bRequest = (__u8)0x0e;
-	urbtrack->setup->wValue = get_reg_value(reg, dummy);
-	urbtrack->setup->wIndex = get_reg_index(reg);
+	urbtrack->setup->wValue = cpu_to_le16(get_reg_value(reg, dummy));
+	urbtrack->setup->wIndex = cpu_to_le16(get_reg_index(reg));
 	urbtrack->setup->wLength = 0;
 	usb_fill_control_urb(urbtrack->urb, usbdev,
 			     usb_sndctrlpipe(usbdev, 0),