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Diffstat (limited to 'SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c')
-rw-r--r--SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c b/SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c
index b2d2236380..8f5d8e740f 100644
--- a/SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c
+++ b/SecurityPkg/RandomNumberGenerator/RngDxe/Rand/RngDxe.c
@@ -59,7 +59,7 @@ RngGetRNG (
{
EFI_STATUS Status;
- if ((RNGValueLength == 0) || (RNGValue == NULL)) {
+ if ((This == NULL) || (RNGValueLength == 0) || (RNGValue == NULL)) {
return EFI_INVALID_PARAMETER;
}