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-rw-r--r--SecurityPkg/Tcg/TcgDxe/TcgDxe.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/SecurityPkg/Tcg/TcgDxe/TcgDxe.c b/SecurityPkg/Tcg/TcgDxe/TcgDxe.c
index 5b8f45d83f..4b5380ba87 100644
--- a/SecurityPkg/Tcg/TcgDxe/TcgDxe.c
+++ b/SecurityPkg/Tcg/TcgDxe/TcgDxe.c
@@ -262,6 +262,10 @@ TcgDxeHashAll (
}
*HashedDataLen = sizeof (TPM_DIGEST);
+ if (*HashedDataResult == NULL) {
+ *HashedDataResult = AllocatePool ((UINTN) *HashedDataLen);
+ }
+
return TpmCommHashAll (
HashData,
(UINTN) HashDataLen,