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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id jh3-20020a170903328300b001b8b6a19bd6sm11021366plb.63.2023.08.01.16.30.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Aug 2023 16:30:49 -0700 (PDT) Date: Tue, 1 Aug 2023 16:30:48 -0700 From: Kees Cook To: Jessica Clarke Cc: Justin Stitt , Paul Walmsley , Palmer Dabbelt , Albert Ou , linux-riscv , LKML , Nick Desaulniers , linux-hardening@vger.kernel.org Subject: Re: [PATCH] RISC-V: cpu: refactor deprecated strncpy Message-ID: <202308011630.913CE919@keescook> References: <20230801-arch-riscv-kernel-v1-1-2b3f2dc0bc61@google.com> <61DD603A-3D86-462F-B795-7EDE3A59ABBE@jrtc27.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <61DD603A-3D86-462F-B795-7EDE3A59ABBE@jrtc27.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230801_163053_518724_4AEC1D83 X-CRM114-Status: GOOD ( 23.09 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gV2VkLCBBdWcgMDIsIDIwMjMgYXQgMTI6MDI6MTFBTSArMDEwMCwgSmVzc2ljYSBDbGFya2Ug d3JvdGU6Cj4gT24gMSBBdWcgMjAyMywgYXQgMjI6MTQsIEp1c3RpbiBTdGl0dCA8anVzdGluc3Rp dHRAZ29vZ2xlLmNvbT4gd3JvdGU6Cj4gPiAKPiA+IGBzdHJuY3B5YCBpcyBkZXByZWNhdGVkIGZv ciB1c2Ugb24gTlVMLXRlcm1pbmF0ZWQgZGVzdGluYXRpb24gc3RyaW5ncyBbMV0uCj4gPiAKPiA+ IEEgc3VpdGFibGUgcmVwbGFjZW1lbnQgaXMgYHN0cnNjcHlgIFsyXSBkdWUgdG8gdGhlIGZhY3Qg dGhhdCBpdAo+ID4gZ3VhcmFudGVlcyBOVUwtdGVybWluYXRpb24gb24gaXRzIGRlc3RpbmF0aW9u IGJ1ZmZlciBhcmd1bWVudCB3aGljaCBpcwo+ID4gX25vdF8gdGhlIGNhc2UgZm9yIGBzdHJuY3B5 YCEKPiA+IAo+ID4gVGhlIGBzdl90eXBlYCBidWZmZXIgaXMgZGVjbGFyZWQgd2l0aCBhIHNpemUg b2YgMTYgd2hpY2ggaXMgdGhlbgo+ID4gZm9sbG93ZWQgYnkgc29tZSBgc3RybmNweWAgY2FsbHMg dG8gcG9wdWxhdGUgdGhlIGJ1ZmZlciB3aXRoIG9uZSBvZjoKPiA+ICJzdjMyIiwgInN2NTciLCAi c3Y0OCIsICJzdjM5IiBvciAibm9uZSIuIEhhcmQtY29kaW5nIHRoZSBtYXggbGVuZ3RoIGFzIDUg aXMKPiA+IGVycm9yLXByb25lIGFuZCBpbnZvbHZlcyBjb3VudGluZyB0aGUgbnVtYmVyIG9mIGNo YXJhY3RlcnMgKGFuZAo+ID4gaG9wZWZ1bGx5IG5vdCBmb3JnZXR0aW5nIHRvIGNvdW50IHRoZSBO VUwtYnl0ZSkgaW4gdGhlIHJhdyBzdHJpbmcuCj4gPiAKPiA+IFVzaW5nIGEgcHJlLWRldGVybWlu ZWQgbWF4IGxlbmd0aCBpbiBjb21iaW5hdGlvbiB3aXRoIGBzdHJzY3B5YCBwcm92aWRlcwo+ID4g YSBjbGVhbmVyLCBsZXNzIGVycm9yLXByb25lIGFzIHdlbGwgYXMgYSBsZXNzIGFtYmlndW91cyBp bXBsZW1lbnRhdGlvbi4KPiA+IGBzdHJzY3B5YCBndWFyYW50ZWVzIHRoYXQgaXQncyBkZXN0aW5h dGlvbiBidWZmZXIgaXMgTlVMLXRlcm1pbmF0ZWQgZXZlbgo+ID4gaWYgaXQncyBzb3VyY2UgYXJn dW1lbnQgZXhjZWVkcyB0aGUgbWF4IGxlbmd0aCBhcyBkZWZpbmVkIGJ5IHRoZSB0aGlyZAo+ID4g YXJndW1lbnQuCj4gCj4gSSB3b3VsZCBpbWFnaW5lIHlvdeKAmWQgd2FudCBhIEJVR19PTigpIHJh dGhlciB0aGFuIHNpbGVudCB0cnVuY2F0aW9uIGlmCj4gdGhhdCBldmVyIGhhcHBlbmVkICh3ZWxs LCBzaWxlbnQgaWYgeW91IGlnbm9yZSBpdCB0aGVuIHByaW50aW5nIHRoZQo+IHRydW5jYXRlZCBz dHJpbmcpLgo+IAo+IFRob3VnaCByZWFsbHkgeW91IGp1c3Qgd2FudCBhIHN0YXRpY19zdHJjcHkg dGhhdCBsb29rcyBhdCBzaXplb2YqIGZvcgo+IHNvdXJjZSBhbmQgZGVzdGluYXRpb24gYW5kIGZh aWxzIHRvIGJ1aWxkIGlmIGl0IGRvZXNu4oCZdCBmaXQ7IHRoZXJl4oCZcyBubwo+IHJlYXNvbiB0 aGlzIG5lZWRzIHRvIGJlIGZvdW5kIGF0IHJ1biB0aW1lLgoKRldJVywgdW5kZXIgQ09ORklHX0ZP UlRJRllfU09VUkNFLCBzdHJzY3B5KCkgZG9lcyB0cnkgdG8ganVzdCBmb2xkIGF3YXkKdG8gYSBz dGF0aWMgc3RyY3B5IHdoZW4gc2l6ZXMgYXJlIHByb3ZhYmx5IHNhZmUsIGV0Yy4KCi0tIApLZWVz IENvb2sKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxp bnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0 dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcmlzY3YK