From 9e5b4079882f48fabe3ef8956aad2d39301f87ae Mon Sep 17 00:00:00 2001
From: dtucker <dtucker@openbsd.org>
Date: Tue, 14 Mar 2023 07:26:25 +0000
Subject: [PATCH] Check pointer for NULL before attempting to deref.  None of
 the existing callers seem to do that, but it's worth checking.  From Coverity
 CID 291834, ok djm@

---
 usr.bin/ssh/authfile.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/usr.bin/ssh/authfile.c b/usr.bin/ssh/authfile.c
index 418e405bfc5..eb0bdeda2a0 100644
--- a/usr.bin/ssh/authfile.c
+++ b/usr.bin/ssh/authfile.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: authfile.c,v 1.143 2022/06/21 14:52:13 tobhe Exp $ */
+/* $OpenBSD: authfile.c,v 1.144 2023/03/14 07:26:25 dtucker Exp $ */
 /*
  * Copyright (c) 2000, 2013 Markus Friedl.  All rights reserved.
  *
@@ -206,6 +206,8 @@ sshkey_try_load_public(struct sshkey **kp, const char *filename,
 	int r;
 	struct sshkey *k = NULL;
 
+	if (kp == NULL)
+		return SSH_ERR_INVALID_ARGUMENT;
 	*kp = NULL;
 	if (commentp != NULL)
 		*commentp = NULL;
-- 
2.20.1