From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Incorrect buffer handling in dw-hdmi bridge audio Date: Tue, 05 Nov 2019 08:55:21 +0100 Message-ID: Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3567B6E90A for ; Tue, 5 Nov 2019 07:55:24 +0000 (UTC) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Andrzej Hajda , Neil Armstrong Cc: Jernej Skrabec , alsa-devel@alsa-project.org, Laurent Pinchart , dri-devel@lists.freedesktop.org, Jonas Karlman List-Id: dri-devel@lists.freedesktop.org SGksCgp3aGlsZSByZWNlbnRseSB3b3JraW5nIG9uIHRoZSBBTFNBIG1lbW9yeSBhbGxvY2F0b3Ig QVBJIGNsZWFudXAsIEkKbm90aWNlZCB0aGF0IGR3LWhkbWkgYnJpZGdlIGRyaXZlciBzZWVtcyBk b2luZyB3ZWlyZCBhYm91dCB0aGUgYnVmZmVyCm1hbmFnZW1lbnQuICBJdCBwcmUtYWxsb2NhdGVz IHRoZSB1c3VhbCBkZXZpY2UgYnVmZmVycyBmdWxseSBhdCB0aGUKcHJvYmUgdGltZSwgd2hpbGUg ZWFjaCBzdHJlYW0gYWxsb2NhdGVzIHRoZSBidWZmZXIgdmlhIHRoZSB2bWFsbG9jCmhlbHBlcnMg YW5kIHJlcGxhY2VzIHdpdGggaXQgYXQgZWFjaCBvcGVuLgoKSSBndWVzcyBpdCdzIG5vIGV4cGVj dGVkIGJlaGF2aW9yPyAgSXQncyBiYXNpY2FsbHkgYSBmdWxsIHdhc3RlIG9mCnJlc291cmNlcywg YW5kIHRoZSB2bWFsbG9jIGJ1ZmZlciBpc24ndCBndWFyYW50ZWVkIHRvIHdvcmsgd2VsbCBmb3IK bW1hcCBvbiBldmVyeSBhcmNoaXRlY3R1cmUuCgpCZWxvdyBpcyB0aGUgcGF0Y2ggdG8gYWRkcmVz cyBpdC4gIENhbiBhbnlvbmUgY2hlY2sgd2hldGhlciB0aGlzIHN0aWxsCndvcmtzPwoKU2luY2Ug SSBoYXZlIGEgY2xlYW51cCBzZXJpZXMgYW5kIHRoaXMgaXMgaW52b2x2ZWQsIEknZCBsaWtlIHRv IHRha2UKdGhlIGZpeCB0aHJvdWdoIG15IHRyZWUgb25jZSBhZnRlciBpdCdzIGNvbmZpcm1lZCAo YW5kIGdldCBBQ0sgaWYKcG9zc2libGUpLgoKClRoYW5rcyEKClRha2FzaGkKCi0tIDg8IC0tCkZy b206IFRha2FzaGkgSXdhaSA8dGl3YWlAc3VzZS5kZT4KU3ViamVjdDogW1BBVENIXSBkcm0vYnJp ZGdlOiBkdy1oZG1pOiBGaXggdGhlIGluY29ycmVjdCBidWZmZXIgYWxsb2NhdGlvbnMKClRoZSBk cml2ZXIgc2V0cyB1cCB0aGUgYnVmZmVyIHByZWFsbG9jYXRpb24gd2l0aCBTTkRSVl9ETUFfVFlQ RV9ERVYsCndoaWxlIGl0IHJlLWFsbG9jYXRlcyBhbmQgcmVsZWFzZXMgdm1hbGxvYyBwYWdlcy4g IFRoaXMgaXMgbm90IG9ubHkgYQpsb3Qgb2Ygd2FzdGUgcmVzb3VyY2VzIGJ1dCBhbHNvIGNhdXNl cyB0aGUgbW1hcCBtYWxmdW5jdGlvbi4KCkNoYW5nZSAvIGRyb3AgdGhlIHZtYWxsb2MtcmVsYXRl ZCBjb2RlIGFuZCB1c2UgdGhlIHN0YW5kYXJkIGJ1ZmZlcgphbGxvY2F0aW9uIC8gcmVsZWFzZSBj b2RlIGluc3RlYWQuCgpTaWduZWQtb2ZmLWJ5OiBUYWthc2hpIEl3YWkgPHRpd2FpQHN1c2UuZGU+ Ci0tLQogZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9zeW5vcHN5cy9kdy1oZG1pLWFoYi1hdWRpby5j IHwgNiArKy0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25z KC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9zeW5vcHN5cy9kdy1oZG1p LWFoYi1hdWRpby5jIGIvZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9zeW5vcHN5cy9kdy1oZG1pLWFo Yi1hdWRpby5jCmluZGV4IDJiNzUzOTcwMWI0Mi4uOGZlN2E2ZThmZjk0IDEwMDY0NAotLS0gYS9k cml2ZXJzL2dwdS9kcm0vYnJpZGdlL3N5bm9wc3lzL2R3LWhkbWktYWhiLWF1ZGlvLmMKKysrIGIv ZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9zeW5vcHN5cy9kdy1oZG1pLWFoYi1hdWRpby5jCkBAIC0z ODQsMTUgKzM4NCwxNCBAQCBzdGF0aWMgaW50IGR3X2hkbWlfY2xvc2Uoc3RydWN0IHNuZF9wY21f c3Vic3RyZWFtICpzdWJzdHJlYW0pCiAKIHN0YXRpYyBpbnQgZHdfaGRtaV9od19mcmVlKHN0cnVj dCBzbmRfcGNtX3N1YnN0cmVhbSAqc3Vic3RyZWFtKQogewotCXJldHVybiBzbmRfcGNtX2xpYl9m cmVlX3ZtYWxsb2NfYnVmZmVyKHN1YnN0cmVhbSk7CisJcmV0dXJuIHNuZF9wY21fbGliX2ZyZWVf cGFnZXMoc3Vic3RyZWFtKTsKIH0KIAogc3RhdGljIGludCBkd19oZG1pX2h3X3BhcmFtcyhzdHJ1 Y3Qgc25kX3BjbV9zdWJzdHJlYW0gKnN1YnN0cmVhbSwKIAlzdHJ1Y3Qgc25kX3BjbV9od19wYXJh bXMgKnBhcmFtcykKIHsKIAkvKiBBbGxvY2F0ZSB0aGUgUENNIHJ1bnRpbWUgYnVmZmVyLCB3aGlj aCBpcyBleHBvc2VkIHRvIHVzZXJzcGFjZS4gKi8KLQlyZXR1cm4gc25kX3BjbV9saWJfYWxsb2Nf dm1hbGxvY19idWZmZXIoc3Vic3RyZWFtLAotCQkJCQkJcGFyYW1zX2J1ZmZlcl9ieXRlcyhwYXJh bXMpKTsKKwlyZXR1cm4gc25kX3BjbV9saWJfbWFsbG9jX3BhZ2VzKHN1YnN0cmVhbSwgcGFyYW1z X2J1ZmZlcl9ieXRlcyhwYXJhbXMpKTsKIH0KIAogc3RhdGljIGludCBkd19oZG1pX3ByZXBhcmUo c3RydWN0IHNuZF9wY21fc3Vic3RyZWFtICpzdWJzdHJlYW0pCkBAIC01MTEsNyArNTEwLDYgQEAg c3RhdGljIGNvbnN0IHN0cnVjdCBzbmRfcGNtX29wcyBzbmRfZHdfaGRtaV9vcHMgPSB7CiAJLnBy ZXBhcmUgPSBkd19oZG1pX3ByZXBhcmUsCiAJLnRyaWdnZXIgPSBkd19oZG1pX3RyaWdnZXIsCiAJ LnBvaW50ZXIgPSBkd19oZG1pX3BvaW50ZXIsCi0JLnBhZ2UgPSBzbmRfcGNtX2xpYl9nZXRfdm1h bGxvY19wYWdlLAogfTsKIAogc3RhdGljIGludCBzbmRfZHdfaGRtaV9wcm9iZShzdHJ1Y3QgcGxh dGZvcm1fZGV2aWNlICpwZGV2KQotLSAKMi4xNi40CgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9kcmktZGV2ZWw=