From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4FFDF156678; Sat, 22 Nov 2025 19:42:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763840564; cv=none; b=PhwUhBTQF+NcVSDypzQ5xZ030DX7WwVtSp6/F/Fu6MV44c806Gj5+T+/Q7+h8pgbE6cW/RwhJleDCbIdTTuFUhi4DShwHaLqVtdIk34RHG+Z4wY3KbevTo38G1DVYIpmU8ZfAfOhnVMTLBLf5sgNFTtUNe/OYsPpqZBrK9Win7w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763840564; c=relaxed/simple; bh=zDR3uEMg60fehYNLZZ/IJHvksey3rT5uWO5boMwJGuQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=MdHc+FSAFKZOg2ZCrKdb0oDPlotYprH7DvEV7ijT1bqR1bDcEZGzSn1jpmfVtEl8inSulQiFOVJecVpErJtihk9Y7wqVBsdaQ9Lv9f2pzfK+6z6wJ1WWDgEuCsjtsXmyfKJoPNicV98f0g4VRV4VphwNvHHNLv2wsVHoSKvlS+0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ESWo25rq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ESWo25rq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CAFABC4CEF5; Sat, 22 Nov 2025 19:42:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763840563; bh=zDR3uEMg60fehYNLZZ/IJHvksey3rT5uWO5boMwJGuQ=; h=From:To:Cc:Subject:Date:From; b=ESWo25rqyiNt3jTMHPMnNqAIEgm3ccdPVAQY8RMHIrxkRicNjklvaU38k9Elvzyib CVODSJI+sCu2zf+O8atAQ4MxxZOETcjypXbbcyP5vD667uqobY1eIfPSPTr7ozdRp8 P5ag2LISE+mYDw0se1p65NnEFHVPaMcVIaYQMzm2NY1OpVTPZFdyvpAfczZh9X+U5q 885jY8DSnC4R6MTt2pfsGYrweZwgoGj/J0jwyo7WqRSH1t7ekcGq11YADoLuRjKL1/ oUgFZcJxx1WG804XEozwTpfKFAng0ITzsQBMMurLthaqEyyaYNNBKpwoPgGw35oDAs IMe7qsY4u7Eeg== From: Eric Biggers To: linux-crypto@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Ard Biesheuvel , "Jason A . Donenfeld" , Herbert Xu , linux-hardening@vger.kernel.org, Kees Cook , Eric Biggers Subject: [PATCH 0/6] lib/crypto: More at_least decorations Date: Sat, 22 Nov 2025 11:42:00 -0800 Message-ID: <20251122194206.31822-1-ebiggers@kernel.org> X-Mailer: git-send-email 2.51.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series depends on the 'at_least' macro added by https://lore.kernel.org/r/20251122025510.1625066-4-Jason@zx2c4.com It can also be retrieved from git fetch https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git more-at-least-decorations-v1 Add the at_least (i.e. 'static') decoration to the fixed-size array parameters of more of the crypto library functions. This causes clang to generate a warning if a too-small array of known size is passed. Eric Biggers (6): lib/crypto: chacha: Add at_least decoration to fixed-size array params lib/crypto: curve25519: Add at_least decoration to fixed-size array params lib/crypto: md5: Add at_least decoration to fixed-size array params lib/crypto: poly1305: Add at_least decoration to fixed-size array params lib/crypto: sha1: Add at_least decoration to fixed-size array params lib/crypto: sha2: Add at_least decoration to fixed-size array params include/crypto/chacha.h | 12 ++++----- include/crypto/curve25519.h | 24 ++++++++++------- include/crypto/md5.h | 11 ++++---- include/crypto/poly1305.h | 2 +- include/crypto/sha1.h | 12 +++++---- include/crypto/sha2.h | 53 ++++++++++++++++++++++--------------- 6 files changed, 65 insertions(+), 49 deletions(-) base-commit: 86d930bb1c19ec798fd432c5b8f25912373c98b2 -- 2.51.2