upstream: correct size for array argument when changing

UMAC_OUTPUT_LEN Coverity CID 291845; ok dtucker@

OpenBSD-Commit-ID: 2eb017d10705bb623d4418691f961c930eafaec0

diff --git a/umac.c b/umac.c
index a710424ce0fd8fc8ef357c9778c98a7fe9f1c713..d5958babfd349086b5aef2a46bdb1cb0ba949cb5 100644 (file)
--- a/umac.c
+++ b/umac.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: umac.c,v 1.22 2022/01/01 05:55:06 jsg Exp $ */
+/* $OpenBSD: umac.c,v 1.23 2023/03/07 01:30:52 djm Exp $ */
 /* -----------------------------------------------------------------------
  *
  * umac.c -- C Implementation UMAC Message Authentication
@@ -233,7 +233,8 @@ static void pdf_init(pdf_ctx *pc, aes_int_key prf_key)
     explicit_bzero(buf, sizeof(buf));
 }
 
-static void pdf_gen_xor(pdf_ctx *pc, const UINT8 nonce[8], UINT8 buf[8])
+static void pdf_gen_xor(pdf_ctx *pc, const UINT8 nonce[8],
+    UINT8 buf[UMAC_OUTPUT_LEN])
 {
     /* 'ndx' indicates that we'll be using the 0th or 1st eight bytes
      * of the AES output. If last time around we returned the ndx-1st