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From: Jonas Rebmann <jre@pengutronix.de>
To: Kees Cook <kees@kernel.org>, Andy Shevchenko <andy@kernel.org>,
	 Andrew Morton <akpm@linux-foundation.org>
Cc: linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
	 kernel@pengutronix.de, Jonas Rebmann <jre@pengutronix.de>
Subject: [PATCH 0/5] lib/string_helpers: fixes and test cases for string_unescape()
Date: Wed, 16 Sep 2026 19:38:05 +0200	[thread overview]
Message-ID: <20260916-string_unescape-v1-0-7f8bd986fa33@pengutronix.de> (raw)

This series fixes two bugs in string_unescape() regarding the
destination buffer length. Both fixes are accompanied with kunit tests
which would fail without the fixes.

To make this possible, preparatory patches 1 and 2 improve and clean up
testing helpers and 3 introduces test_unescape_one() which allows for
targeted testing of the string_unescape() function.

Signed-off-by: Jonas Rebmann <jre@pengutronix.de>
---
Jonas Rebmann (5):
      lib/tests: string_helpers: check null terminator too
      lib/tests: string_helpers: drop unused parameters
      lib/tests: string_helpers: introduce test_string_unescape_one
      lib/string_helpers: use full destination buffer in string_unescape()
      lib/string_helpers: fix counting of remaining bytes in string_unescape()

 lib/string_helpers.c             |  5 +++--
 lib/tests/string_helpers_kunit.c | 46 +++++++++++++++++++++++++++++-----------
 2 files changed, 37 insertions(+), 14 deletions(-)
---
base-commit: 587858367581b9c55c3690f4e63382ad622719d4
change-id: 20260915-string_unescape-c056aacc90cb

Best regards,
--  
Jonas Rebmann <jre@pengutronix.de>


             reply	other threads:[~2026-09-16 17:38 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-16 17:38 Jonas Rebmann [this message]
2026-09-16 17:38 ` [PATCH 1/5] lib/tests: string_helpers: check null terminator too Jonas Rebmann
2026-09-17  7:14   ` Andy Shevchenko
2026-09-17  8:58     ` Jonas Rebmann
2026-09-17  9:07       ` Andy Shevchenko
2026-09-16 17:38 ` [PATCH 2/5] lib/tests: string_helpers: drop unused parameters Jonas Rebmann
2026-09-17  7:18   ` Andy Shevchenko
2026-09-17  8:58     ` Jonas Rebmann
2026-09-16 17:38 ` [PATCH 3/5] lib/tests: string_helpers: introduce test_string_unescape_one Jonas Rebmann
2026-09-17  7:21   ` Andy Shevchenko
2026-09-17  8:58     ` Jonas Rebmann
2026-09-17  9:08       ` Andy Shevchenko
2026-09-17  9:56         ` Jonas Rebmann
2026-09-17 12:17           ` Andy Shevchenko
2026-09-16 17:38 ` [PATCH 4/5] lib/string_helpers: use full destination buffer in string_unescape() Jonas Rebmann
2026-09-17  7:45   ` Andy Shevchenko
2026-09-17  9:02     ` Jonas Rebmann
2026-09-17 12:32       ` Andy Shevchenko
2026-09-17 15:47         ` Jonas Rebmann
2026-09-18  6:33           ` Andy Shevchenko
2026-09-16 17:38 ` [PATCH 5/5] lib/string_helpers: fix counting of remaining bytes " Jonas Rebmann
2026-09-17  8:04   ` Andy Shevchenko
2026-09-16 21:36 ` [PATCH 0/5] lib/string_helpers: fixes and test cases for string_unescape() Andrew Morton
2026-09-16 23:13   ` Eric Biggers
2026-09-17  0:04     ` Andrew Morton

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