Add NULL checking for input parameter.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8645 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/IntelFrameworkModulePkg/Library/GenericBdsLib/BdsConsole.c b/IntelFrameworkModulePkg/Library/GenericBdsLib/BdsConsole.c
index 0eadec9fe7effd559be2f90b57ca167ee50ade52..b72d8102c024ebfd6ed09db761b1d69291384534 100644 (file)
--- a/IntelFrameworkModulePkg/Library/GenericBdsLib/BdsConsole.c
+++ b/IntelFrameworkModulePkg/Library/GenericBdsLib/BdsConsole.c
@@ -18,7 +18,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 /**\r
   Check if we need to save the EFI variable with "ConVarName" as name\r
   as NV type\r
-\r
+  If ConVarName is NULL, then ASSERT().\r
+  \r
   @param ConVarName The name of the EFI variable.\r
 \r
   @retval TRUE    Set the EFI variable as NV type.\r
@@ -31,6 +32,8 @@ IsNvNeed (
 {\r
   CHAR16 *Ptr;\r
 \r
+  ASSERT (ConVarName != NULL);\r
+  \r
   Ptr = ConVarName;\r
 \r
   //\r