On 2018/10/15 14:38, Ruiyu Ni wrote:
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu...@intel.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Star Zeng <star.z...@intel.com>
---
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
index d9bc1f9e28..182a3f97c9 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
@@ -650,7 +650,7 @@ UsbGetOneString (
//
Status = UsbCtrlGetDesc (UsbDev, USB_DESC_TYPE_STRING, Index, LangId,
&Desc, 2);
- if (EFI_ERROR (Status)) {
+ if (EFI_ERROR (Status) || (Desc.Length % 2 != 0)) {
Ray,
Thanks for the patch.
Does the code need check (Desc.Length < 2) first as Desc.Length may be 0
or 1, right?
Thanks,
Star
return NULL;
}
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