CryptoPkg: Add some comments for API usage clarification.

[mirror_edk2.git] / CryptoPkg / Library / BaseCryptLib / Pk / CryptX509Null.c

diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptX509Null.c b/CryptoPkg/Library/BaseCryptLib/Pk/CryptX509Null.c
index e1eb84d99b77da3d702d4f46b4d11004dd42fb66..51aa0633a827f0042bc2a004522f9e4438ef5662 100644 (file)
--- a/CryptoPkg/Library/BaseCryptLib/Pk/CryptX509Null.c
+++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptX509Null.c
@@ -44,7 +44,7 @@ X509ConstructCertificate (
 \r
   Return FALSE to indicate this interface is not supported.\r
 \r
-  @param[in, out]  X509Stack  On input, pointer to an existing X509 stack object.\r
+  @param[in, out]  X509Stack  On input, pointer to an existing or NULL X509 stack object.\r
                               On output, pointer to the X509 stack object with new\r
                               inserted X509 certificate.\r
   @param           ...        A list of DER-encoded single certificate data followed\r