sravan/system76-edk2
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Add pointer check for NULL before dereference it.

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Signed-off-by: ydong10
Reviewed-by: vanjeff

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12474 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
ydong10 2011-09-29 06:38:55 +00:00
parent 16adc27692
commit 0e9b25c23b
1 changed files with 2 additions and 1 deletions
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3
IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/Variable.c
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@ -673,6 +673,7 @@ Var_UpdateDriverOption (
&gEfiGlobalVariableGuid, &gEfiGlobalVariableGuid,
&DriverOrderListSize &DriverOrderListSize
); );
ASSERT (DriverOrderList != NULL);
NewDriverOrderList = AllocateZeroPool (DriverOrderListSize + sizeof (UINT16)); NewDriverOrderList = AllocateZeroPool (DriverOrderListSize + sizeof (UINT16));
ASSERT (NewDriverOrderList != NULL); ASSERT (NewDriverOrderList != NULL);
CopyMem (NewDriverOrderList, DriverOrderList, DriverOrderListSize); CopyMem (NewDriverOrderList, DriverOrderList, DriverOrderListSize);
@ -842,7 +843,7 @@ Var_UpdateBootOption (
&gEfiGlobalVariableGuid, &gEfiGlobalVariableGuid,
&BootOrderListSize &BootOrderListSize
); );
ASSERT (BootOrderList != NULL);
NewBootOrderList = AllocateZeroPool (BootOrderListSize + sizeof (UINT16)); NewBootOrderList = AllocateZeroPool (BootOrderListSize + sizeof (UINT16));
ASSERT (NewBootOrderList != NULL); ASSERT (NewBootOrderList != NULL);
CopyMem (NewBootOrderList, BootOrderList, BootOrderListSize); CopyMem (NewBootOrderList, BootOrderList, BootOrderListSize);