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authorheyuanjie87 <[email protected]>2013-01-17 14:03:45 +0800
committerheyuanjie87 <[email protected]>2013-01-17 14:03:45 +0800
commit7ce0547575e11cb9ce94f86fcce3709d060dcc00 (patch)
tree6ace46193491b7241ca930460bc1a75f87172728
parenta3bde3c4a364a2648f626eaab6b79f6e74535525 (diff)
fixed the string descriptor send to host more than actual
-rw-r--r--components/drivers/usb/usbdevice/core/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/components/drivers/usb/usbdevice/core/core.c b/components/drivers/usb/usbdevice/core/core.c
index ea4efde2d7..9f1738ed33 100644
--- 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;