fixed the string descriptor send to host more than actual

2013-01-17 14:03:45 +08:00 · 2013-01-17 14:03:45 +08:00 · 7ce0547575
commit 7ce0547575
parent a3bde3c4a3
1 changed files with 1 additions and 1 deletions
--- a/components/drivers/usb/usbdevice/core/core.c
+++ b/components/drivers/usb/usbdevice/core/core.c
@ -124,7 +124,7 @@ static rt_err_t _get_string_descriptor(struct udevice* device, ureq_t setup)
        }
    }

-    if(setup->length == 0xFF)
+    if(setup->length > len)
        len = str_desc.bLength;
    else
        len = setup->length;