X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=CryptoPkg%2FLibrary%2FBaseCryptLib%2FPk%2FCryptDh.c;h=391efd5c14550f16bd9466ad076d2313a3b3bb83;hp=f44684f907fa591d339a33a245566eed25b8e604;hb=a9fb7b7803763e045bd626ec7df3ce4900e3e927;hpb=112f4ada2e6bf606d28c5c9a0fe7c5357d85092d;ds=sidebyside

diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptDh.c b/CryptoPkg/Library/BaseCryptLib/Pk/CryptDh.c
index f44684f907..391efd5c14 100644
--- a/CryptoPkg/Library/BaseCryptLib/Pk/CryptDh.c
+++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptDh.c
@@ -232,7 +232,9 @@ DhGenerateKey (
       return FALSE;
     }
 
-    BN_bn2bin (DhPubKey, PublicKey);
+    if (PublicKey != NULL) {
+      BN_bn2bin (DhPubKey, PublicKey);
+    }
     *PublicKeySize = Size;
   }