[openssh-commits] [openssh] 01/02: upstream: Check return value of sscanf.

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dtucker pushed a commit to branch master
in repository openssh.

commit e683097d90e4698893c86a6f61c8c994b68cbcc6
Author: dtucker at openbsd.org <dtucker at openbsd.org>
AuthorDate: Mon Jun 22 12:08:33 2026 +0000

    upstream: Check return value of sscanf.
    
    OpenBSD-Regress-ID: e06a8c769541b1aa7d663cc8859ddabd93847e81
---
 regress/unittests/test_helper/test_helper.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/regress/unittests/test_helper/test_helper.c b/regress/unittests/test_helper/test_helper.c
index f734b8f48..450b04595 100644
--- a/regress/unittests/test_helper/test_helper.c
+++ b/regress/unittests/test_helper/test_helper.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: test_helper.c,v 1.17 2026/06/16 22:27:10 dtucker Exp $	*/
+/*	$OpenBSD: test_helper.c,v 1.18 2026/06/22 12:08:33 dtucker Exp $	*/
 /*
  * Copyright (c) 2011 Damien Miller <djm at mindrot.org>
  *
@@ -670,7 +670,7 @@ hex2bin(uint8_t *bin, const char *hex, size_t len)
 
 	/* Don't use %hhx since it's C99 and older platforms don't have it. */
 	for (i = 0; i < len; i++) {
-		sscanf(hex + i * 2, "%02x", &v);
+		ASSERT_INT_EQ(sscanf(hex + i * 2, "%02x", &v), 1);
 		ASSERT_U_INT_LE(v, 256);
 		bin[i] = (uint8_t)v;
 	}

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