[openssh-commits] [openssh] 01/02: upstream: Check pointer for NULL before deref.

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dtucker pushed a commit to branch master
in repository openssh.

commit 1d270bd303afaf6d94e9098cbbf18e5e539e2088
Author: dtucker at openbsd.org <dtucker at openbsd.org>
Date:   Tue Mar 14 07:26:25 2023 +0000

    upstream: Check pointer for NULL before deref.
    
    None of the existing callers seem to do that, but it's worth checking.
    From Coverity CID 291834, ok djm@
    
    OpenBSD-Commit-ID: a0a97113f192a7cb1a2c97b932f677f573cda7a4
---
 authfile.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/authfile.c b/authfile.c
index 9ed4f4c3..445f2dd5 100644
--- a/authfile.c
+++ b/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.
  *
@@ -211,6 +211,8 @@ 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;

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