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[2001:1c00:c1e:bf00:1054:9d19:e0f0:8214]) by smtp.gmail.com with ESMTPSA id gq9sm5631143ejb.62.2021.03.30.03.56.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Mar 2021 03:56:52 -0700 (PDT) Subject: Re: [PATCH 11/11] [RFC] drm/i915/dp: fix array overflow warning To: Arnd Bergmann , linux-kernel@vger.kernel.org, Martin Sebor , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , imre.deak@intel.com Cc: Arnd Bergmann , x86@kernel.org, Ning Sun , Kalle Valo , Simon Kelley , James Smart , "James E.J. Bottomley" , Anders Larsen , Tejun Heo , Serge Hallyn , Imre Deak , linux-arm-kernel@lists.infradead.org, tboot-devel@lists.sourceforge.net, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-scsi@vger.kernel.org, cgroups@vger.kernel.org, linux-security-module@vger.kernel.org, =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , Manasi Navare , Uma Shankar , Ankit Nautiyal , Gwan-gyeong Mun , Animesh Manna , Sean Paul References: <20210322160253.4032422-1-arnd@kernel.org> <20210322160253.4032422-12-arnd@kernel.org> From: Hans de Goede Message-ID: <949db606-ac48-69ae-b0f7-b1cba6fc2d7f@redhat.com> Date: Tue, 30 Mar 2021 12:56:51 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <20210322160253.4032422-12-arnd@kernel.org> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=hdegoede@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210330_115700_335171_EB65090A X-CRM114-Status: GOOD ( 27.68 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGksCgpPbiAzLzIyLzIxIDU6MDIgUE0sIEFybmQgQmVyZ21hbm4gd3JvdGU6Cj4gRnJvbTogQXJu ZCBCZXJnbWFubiA8YXJuZEBhcm5kYi5kZT4KPiAKPiBnY2MtMTEgd2FybnMgdGhhdCBpbnRlbF9k cF9jaGVja19tc3Rfc3RhdHVzKCkgaGFzIGEgbG9jYWwgYXJyYXkgb2YKPiBmb3VydGVlbiBieXRl cyBhbmQgcGFzc2VzIHRoZSBsYXN0IGZvdXIgYnl0ZXMgaW50byBhIGZ1bmN0aW9uIHRoYXQKPiBl eHBlY3RzIGEgc2l4LWJ5dGUgYXJyYXk6Cj4gCj4gZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxh eS9pbnRlbF9kcC5jOiBJbiBmdW5jdGlvbiDigJhpbnRlbF9kcF9jaGVja19tc3Rfc3RhdHVz4oCZ Ogo+IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYzo0NTU2OjIyOiBlcnJv cjog4oCYZHJtX2RwX2NoYW5uZWxfZXFfb2vigJkgcmVhZGluZyA2IGJ5dGVzIGZyb20gYSByZWdp b24gb2Ygc2l6ZSA0IFstV2Vycm9yPXN0cmluZ29wLW92ZXJyZWFkXQo+ICA0NTU2IHwgICAgICAg ICAgICAgICAgICAgICAhZHJtX2RwX2NoYW5uZWxfZXFfb2soJmVzaVsxMF0sIGludGVsX2RwLT5s YW5lX2NvdW50KSkgewo+ICAgICAgIHwgICAgICAgICAgICAgICAgICAgICAgXn5+fn5+fn5+fn5+ fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fgo+IGRyaXZlcnMvZ3B1L2Ry bS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYzo0NTU2OjIyOiBub3RlOiByZWZlcmVuY2luZyBhcmd1 bWVudCAxIG9mIHR5cGUg4oCYY29uc3QgdTggKuKAmSB7YWthIOKAmGNvbnN0IHVuc2lnbmVkIGNo YXIgKuKAmX0KPiBJbiBmaWxlIGluY2x1ZGVkIGZyb20gZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlz cGxheS9pbnRlbF9kcC5jOjM4Ogo+IGluY2x1ZGUvZHJtL2RybV9kcF9oZWxwZXIuaDoxNDU5OjY6 IG5vdGU6IGluIGEgY2FsbCB0byBmdW5jdGlvbiDigJhkcm1fZHBfY2hhbm5lbF9lcV9va+KAmQo+ ICAxNDU5IHwgYm9vbCBkcm1fZHBfY2hhbm5lbF9lcV9vayhjb25zdCB1OCBsaW5rX3N0YXR1c1tE UF9MSU5LX1NUQVRVU19TSVpFXSwKPiAgICAgICB8ICAgICAgXn5+fn5+fn5+fn5+fn5+fn5+fn4K PiAKPiBDbGVhcmx5IHNvbWV0aGluZyBpcyB3cm9uZyBoZXJlLCBidXQgSSBjYW4ndCBxdWl0ZSBm aWd1cmUgb3V0IHdoYXQuCj4gQ2hhbmdpbmcgdGhlIGFycmF5IHNpemUgdG8gMTYgYnl0ZXMgYXZv aWRzIHRoZSB3YXJuaW5nLCBidXQgaXMKPiBwcm9iYWJseSB0aGUgd3Jvbmcgc29sdXRpb24gaGVy ZS4KClRoZSBkcm0gZGlzcGxheXBvcnQtaGVscGVycyBpbmRlZWQgZXhwZWN0IGEgNiBieXRlcyBi dWZmZXIsIGJ1dCB0aGV5CnVzdWFsbHkgb25seSBjb25zdW1lIDQgYnl0ZXMuCgpJIGRvbid0IHRo aW5rIHRoYXQgY2hhbmdpbmcgdGhlIERQX0RQUlhfRVNJX0xFTiBpcyBhIGdvb2QgZml4IGhlcmUs CnNpbmNlIGl0IGlzIHVzZWQgaW4gbXVsdGlwbGUgcGxhY2VzLCBidXQgdGhlIGVzaSBhcnJheSBh bHJlYWR5IGdldHMKemVyby1lZCBvdXQgYnkgaXRzIGluaXRpYWxpemVyLCBzbyB3ZSBjYW4ganVz dCBwYXNzIDIgZXh0cmEgMCBieXRlcwp0byBnaXZlIGRybV9kcF9jaGFubmVsX2VxX29rKCkgY2Fs bCB0aGUgNiBieXRlIGJ1ZmZlciBpdHMgcHJvdG90eXBlCnNwZWNpZmllcyBieSBkb2luZyB0aGlz OgoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYwppbmRleCA4OTc3MTFkOWQ3 ZDMuLjE0Nzk2MmQ0YWQwNiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxh eS9pbnRlbF9kcC5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAu YwpAQCAtNDUzOCw3ICs0NTM4LDExIEBAIGludGVsX2RwX2NoZWNrX21zdF9zdGF0dXMoc3RydWN0 IGludGVsX2RwICppbnRlbF9kcCkKIAlkcm1fV0FSTl9PTl9PTkNFKCZpOTE1LT5kcm0sIGludGVs X2RwLT5hY3RpdmVfbXN0X2xpbmtzIDwgMCk7CiAKIAlmb3IgKDs7KSB7Ci0JCXU4IGVzaVtEUF9E UFJYX0VTSV9MRU5dID0ge307CisJCS8qCisJCSAqIGRybV9kcF9jaGFubmVsX2VxX29rKCkgZXhw ZWN0cyBhIDYgYnl0ZSBsYXJnZSBidWZmZXIsIGJ1dAorCQkgKiB0aGUgRVNJIGluZm8gb25seSBj b250YWlucyA0IGJ5dGVzLCBwYXNzIDIgZXh0cmEgMCBieXRlcy4KKwkJICovCisJCXU4IGVzaVtE UF9EUFJYX0VTSV9MRU4gKyAyXSA9IHt9OwogCQlib29sIGhhbmRsZWQ7CiAJCWludCByZXRyeTsK IAoKU28gaTkxNSBkZXZzLCB3b3VsZCBzdWNoIGEgZml4IGJlIGFjY2VwdGFibGUgPwoKUmVnYXJk cywKCkhhbnMKCgoKCgoKPiAKPiBTaWduZWQtb2ZmLWJ5OiBBcm5kIEJlcmdtYW5uIDxhcm5kQGFy bmRiLmRlPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RwLmMg fCAyICstCj4gIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxldGlvbigtKQo+ IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RwLmMg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RwLmMKPiBpbmRleCA4YzEyZDUz NzU2MDcuLjgzMGUyNTE1ZjExOSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9k aXNwbGF5L2ludGVsX2RwLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2lu dGVsX2RwLmMKPiBAQCAtNjUsNyArNjUsNyBAQAo+ICAjaW5jbHVkZSAiaW50ZWxfdmRzYy5oIgo+ ICAjaW5jbHVkZSAiaW50ZWxfdnJyLmgiCj4gIAo+IC0jZGVmaW5lIERQX0RQUlhfRVNJX0xFTiAx NAo+ICsjZGVmaW5lIERQX0RQUlhfRVNJX0xFTiAxNgo+ICAKPiAgLyogRFAgRFNDIHRocm91Z2hw dXQgdmFsdWVzIHVzZWQgZm9yIHNsaWNlIGNvdW50IGNhbGN1bGF0aW9ucyBLUGl4ZWxzL3MgKi8K PiAgI2RlZmluZSBEUF9EU0NfUEVBS19QSVhFTF9SQVRFCQkJMjcyMDAwMAo+IAoKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwg bWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK