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Diffstat (limited to 'MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c')
-rw-r--r--MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
index 5b8b1aaeae..fba60dae16 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
@@ -199,8 +199,8 @@ UsbCreateDesc (
}
}
- if ((Len <= Offset) || (Len < Offset + DescLen) ||
- (Head->Type != Type) || (Head->Len != DescLen)) {
+ if ((Len <= Offset) || (Len < Offset + Head->Len) ||
+ (Head->Type != Type) || (Head->Len < DescLen)) {
DEBUG (( EFI_D_ERROR, "UsbCreateDesc: met mal-format descriptor\n"));
return NULL;
}