Add pointer check for NULL before dereference it.

[mirror_edk2.git] / MdeModulePkg / Universal / Network / ArpDxe / ArpImpl.c

diff --git a/MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.c b/MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.c
index 8219e01e24d5f974f3a72be13dd26cb6ce063c7e..c754177a1f281b7e4cc15623f7eab01b570f3ea0 100644 (file)
--- a/MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.c
+++ b/MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.c
@@ -533,6 +533,8 @@ ArpMatchAddress (
   IN NET_ARP_ADDRESS  *AddressTwo\r
   )\r
 {\r
+  ASSERT (AddressOne != NULL && AddressTwo != NULL);\r
+\r
   if ((AddressOne->Type != AddressTwo->Type) ||\r
     (AddressOne->Length != AddressTwo->Length)) {\r
     //\r