Add check for NULL HostAddress in AllocateBuffer as required by UEFI
specification.
Signed-off-by: Jeff Brasen <jbra...@nvidia.com>
---
.../NonDiscoverablePciDeviceDxe/NonDiscoverablePciDeviceIo.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git
a/MdeModulePkg/Bus/Pci/NonDiscoverablePciDeviceDxe/NonDiscoverablePciDeviceIo.c
b/MdeModulePkg/Bus/Pci/NonDiscoverablePciDeviceDxe/NonDiscoverablePciDeviceIo.c
index a40c1a9593..363c4a765b 100644
---
a/MdeModulePkg/Bus/Pci/NonDiscoverablePciDeviceDxe/NonDiscoverablePciDeviceIo.c
+++
b/MdeModulePkg/Bus/Pci/NonDiscoverablePciDeviceDxe/NonDiscoverablePciDeviceIo.c
@@ -856,6 +856,10 @@ CoherentPciIoAllocateBuffer (
return EFI_UNSUPPORTED;
}
+ if (HostAddress == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
if ((MemoryType != EfiBootServicesData) &&
(MemoryType != EfiRuntimeServicesData)) {
return EFI_INVALID_PARAMETER;
--
2.25.1
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