From: Binbin Wu <binbin.wu@linux.intel.com>
To: Peter Fang <peter.fang@intel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>,
Kiryl Shutsemau <kas@kernel.org>,
Rick Edgecombe <rick.p.edgecombe@intel.com>,
Kuppuswamy Sathyanarayanan
<sathyanarayanan.kuppuswamy@linux.intel.com>,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev,
kvm@vger.kernel.org, Xiaoyao Li <xiaoyao.li@intel.com>
Subject: Re: [PATCH v3 2/4] virt: tdx-guest: Calculate the Quote buffer size safely
Date: Thu, 3 Sep 2026 17:18:43 +0800 [thread overview]
Message-ID: <b14bb5cd-9bb1-4eb2-aaed-2c62daace3ff@linux.intel.com> (raw)
In-Reply-To: <20260729122939.1340412-3-peter.fang@intel.com>
On 7/29/2026 8:29 PM, Peter Fang wrote:
> struct tdx_quote_buf has a trailing flexible array member.
> struct_size_t() calculates the size of this kind of struct safely. It
> handles overflow, which is an important property since the Quote size
> comes from the host.
>
> Use it in place of the fixed length limit.
>
> Signed-off-by: Peter Fang <peter.fang@intel.com>
Reviewed-by: Binbin Wu <binbin.wu@linux.intel.com>
next prev parent reply other threads:[~2026-09-03 9:18 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-29 12:29 [PATCH v3 0/4] tdx-guest: Make Quote buffer size dynamic Peter Fang
2026-07-29 12:29 ` [PATCH v3 1/4] x86/tdx: Add helper to query maximum TD Quote size Peter Fang
2026-09-03 6:04 ` Tony Lindgren
2026-09-03 22:45 ` Peter Fang
2026-07-29 12:29 ` [PATCH v3 2/4] virt: tdx-guest: Calculate the Quote buffer size safely Peter Fang
2026-07-29 18:29 ` Kuppuswamy Sathyanarayanan
2026-09-03 5:33 ` Xiaoyao Li
2026-09-03 6:05 ` Tony Lindgren
2026-09-03 9:18 ` Binbin Wu [this message]
2026-07-29 12:29 ` [PATCH v3 3/4] virt: tdx-guest: Use a variable to store the Quote buffer size Peter Fang
2026-07-29 12:58 ` sashiko-bot
2026-09-03 5:25 ` Peter Fang
2026-07-29 18:47 ` Kuppuswamy Sathyanarayanan
2026-09-02 23:15 ` Peter Fang
2026-09-03 5:59 ` Xiaoyao Li
2026-09-03 6:31 ` Tony Lindgren
2026-09-03 9:17 ` Binbin Wu
2026-07-29 12:29 ` [PATCH v3 4/4] virt: tdx-guest: Allocate Quote buffer dynamically Peter Fang
2026-07-29 12:55 ` sashiko-bot
2026-09-03 7:04 ` Peter Fang
2026-09-03 6:21 ` Xiaoyao Li
2026-09-03 6:33 ` Tony Lindgren
2026-07-29 21:21 ` [PATCH v3 0/4] tdx-guest: Make Quote buffer size dynamic Edgecombe, Rick P
2026-08-11 22:40 ` Edgecombe, Rick P
2026-08-12 14:08 ` Sean Christopherson
2026-08-12 16:02 ` Edgecombe, Rick P
2026-08-12 16:43 ` Sean Christopherson
2026-08-12 17:22 ` Edgecombe, Rick P
2026-08-12 22:37 ` Peter Fang
2026-08-12 22:47 ` Edgecombe, Rick P
2026-08-12 23:10 ` Sean Christopherson
2026-08-12 23:30 ` Edgecombe, Rick P
2026-08-13 19:32 ` Artem Bityutskiy
2026-08-13 20:14 ` Edgecombe, Rick P
2026-08-14 5:45 ` Artem Bityutskiy
2026-08-14 7:37 ` Peter Fang
2026-08-14 15:55 ` Edgecombe, Rick P
2026-08-15 11:39 ` Artem Bityutskiy
2026-08-17 17:26 ` Edgecombe, Rick P
2026-08-18 11:09 ` Artem Bityutskiy
2026-08-18 20:37 ` Sean Christopherson
2026-08-18 23:46 ` Edgecombe, Rick P
2026-08-19 14:57 ` Artem Bityutskiy
2026-08-12 23:27 ` Peter Fang
2026-08-12 21:02 ` Peter Fang
2026-08-27 22:22 ` Peter Fang
2026-08-27 22:41 ` Edgecombe, Rick P
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