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 DC81319CD1D; Mon, 21 Apr 2025 17:07:20 +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=1745255241; cv=none; b=cqZ/weQcqTkjzdER+bPJVXpf22Vih/kOxB3hJhkrN65vgmKshVjldwNb0iewDey4tZbdsBs0MAbIK96o1SwIlyb3bwjy/j40JlgWfKBUmutSKj4oQTZUsc/Dwp/kHb9nZIFYPZHnhEon7DL5TnfKAFUCco7qVH9J/qoJ70zI6NM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745255241; c=relaxed/simple; bh=L2QeuNUgwI7Gd2iCx1Otutdq2RC3Pmna5zNKrB1copo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=urqgi9km/JzuvMLRniqNZe6wREJpoB8vE76nVkBPJhbKZ8IUVtO7XTVRSbnB8PUgTWdYpE6WG3IG6MOQObUIKWm7t/Hj1tsT03KEFncHIi+dHDQbk1KgJWORtX3yG491CRnnq46/TIcPSSyZjiQCxWwLP4iVUaTczfqvHamwwxE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=H1GPo0pA; 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="H1GPo0pA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27A7AC4CEE4; Mon, 21 Apr 2025 17:07:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745255240; bh=L2QeuNUgwI7Gd2iCx1Otutdq2RC3Pmna5zNKrB1copo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H1GPo0pAwE4RzaCZPxkGujfg7uYcbl+nno+KUrwCSPpNttvW6eirsM2/8r1faktiO 64P9L4H+sSRF83EMEFf9VxpVxsi/b/uzs/BwdH/lYoQ0apqzrrOr6xuwBJqV8WisOg rVdC3hijsDjZy6sIfxHlYcJ+AIKpCJ4zaKOfKvSePbEeskYSeiSAHDmdqDZad8hFw6 9vWSTQL2YXMitUAky273DCqsLHOM0EWF5iXq3AFLMR0Xzvpsnzqte2N1/obK10aGjM +P85tk3MltrmKtWKYKQCu76qdWfXm4nenImb1/Z7yInWJWroY+ShO88dgdJBDQqBvG pdBNmG/TOxXZA== From: SeongJae Park To: Su Hui Cc: SeongJae Park , akpm@linux-foundation.org, damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH] mm/damon/sysfs-schemes: using kmalloc_array() and size_add() Date: Mon, 21 Apr 2025 10:07:17 -0700 Message-Id: <20250421170717.35698-1-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250421062423.740605-1-suhui@nfschina.com> References: Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Mon, 21 Apr 2025 14:24:24 +0800 Su Hui wrote: > It's safer to using kmalloc_array() and size_add() because it can > prevent possible overflow problem. Nice finding, thank you! > > Signed-off-by: Su Hui Reviewed-by: SeongJae Park Thanks, SJ [...]