From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: Re: [PATCH 1/2] drm/vc4: Fix NULL pointer dereference in the async update path Date: Tue, 13 Nov 2018 23:18:17 +0100 Message-ID: <20181113231817.6fe559fb@bbrezillon> References: <20181113094914.22353-1-boris.brezillon@bootlin.com> <87r2follhk.fsf@anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.bootlin.com (mail.bootlin.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id 9B54E6E299 for ; Tue, 13 Nov 2018 22:18:20 +0000 (UTC) In-Reply-To: <87r2follhk.fsf@anholt.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Eric Anholt Cc: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCAxMyBOb3YgMjAxOCAxMzoyNDowNyAtMDgwMApFcmljIEFuaG9sdCA8ZXJpY0Bhbmhv bHQubmV0PiB3cm90ZToKCj4gQm9yaXMgQnJlemlsbG9uIDxib3Jpcy5icmV6aWxsb25AYm9vdGxp bi5jb20+IHdyaXRlczoKPiAKPiA+IHZjNF9wbGFuZV9hdG9taWNfYXN5bmNfdXBkYXRlKCkgY2Fs bHMgdmM0X3BsYW5lX2F0b21pY19jaGVjaygpCj4gPiB3aGljaCBpbiB0dXJuIGNhbGxzIHZjNF9w bGFuZV9zZXR1cF9jbGlwcGluZ19hbmRfc2NhbGluZygpLCBhbmQgc2luY2UKPiA+IGNvbW1pdCA1 OGE2YTM2ZmU4ZTAgKCJkcm0vdmM0OiBVc2UKPiA+IGRybV9hdG9taWNfaGVscGVyX2NoZWNrX3Bs YW5lX3N0YXRlKCkgdG8gc2ltcGxpZnkgdGhlIGxvZ2ljIiksIHRoaXMKPiA+IGZ1bmN0aW9uIGFj Y2Vzc2VzIHBsYW5lX3N0YXRlLT5zdGF0ZSB3aGljaCB3aWxsIGJlIE5VTEwgd2hlbiBjYWxsZWQK PiA+IGZyb20gdGhlIGFzeW5jIHVwZGF0ZSBwYXRoIHNpbmNlIHdlJ3JlIHBhc3NpbmcgcHJldmlv dXMgcGxhbmUgc3RhdGUsCj4gPiBhbmQgcGxhbmVfc3RhdGUtPnN0YXRlIGhhcyBiZWVuIGFzc2ln bmVkIHRvIE5VTEwgaW4KPiA+IGRybV9hdG9taWNfaGVscGVyX3N3YXBfc3RhdGUoKS4KPiA+Cj4g PiBBc3NpZ24gcGxhbmUtPnN0YXRlLT5zdGF0ZSB0byBuZXdfcGxhbmVfc3RhdGUtPnN0YXRlIGJl Zm9yZSBjYWxsaW5nCj4gPiB2YzRfcGxhbmVfYXRvbWljX2NoZWNrKCkgYW5kIHJlc2V0IGl0IHRv IE5VTEwgYWZ0ZXIKPiA+IHZjNF9wbGFuZV9hdG9taWNfY2hlY2soKSBhcyByZXR1cm5lZC4KPiA+ Cj4gPiBGaXhlczogNThhNmEzNmZlOGUwICgiZHJtL3ZjNDogVXNlIGRybV9hdG9taWNfaGVscGVy X2NoZWNrX3BsYW5lX3N0YXRlKCkgdG8gc2ltcGxpZnkgdGhlIGxvZ2ljIikKPiA+IFNpZ25lZC1v ZmYtYnk6IEJvcmlzIEJyZXppbGxvbiA8Ym9yaXMuYnJlemlsbG9uQGJvb3RsaW4uY29tPiAgCj4g Cj4gSG1tLiAgQ291bGQgd2UgcGFzcyBpbiB0aGUgbmV3IHN0YXRlIGluc3RlYWQsIGFuZCB0aGVu IHBpY2sgdGhlIGRsaXN0Cj4gaXRlbXMgb3V0IG9mIHRoZSBuZXcgc3RhdGUncyBkbGlzdCB0byB3 cml0ZSBpbnRvIGJvdGggb3VyIGRsaXN0IGNvcHkgYW5kCj4gdGhlIGh3IGRsaXN0PwoKSSBjb25z aWRlcmVkIGRvaW5nIHRoYXQsIGJ1dCBvdGhlciBmaWVsZHMgaW4gdmM0X3BsYW5lX3N0YXRlIG1p Z2h0IGJlCnVwZGF0ZWQgdG9vLCBhbmQgc2luY2Ugd2UgaGF2ZSB0byB1cGRhdGUgdGhpbmdzIGlu IHBsYWNlIGl0IHdhcyBqdXN0CnNpbXBsZXIgdG8gcGFzcyBwbGFuZS0+c3RhdGUgZGlyZWN0bHkg aW5zdGVhZCBjb3B5aW5nIHRoZSB1cGRhdGVkCmZpZWxkcyBvbmUgYnkgb25lICh3aXRoIHRoZSBy aXNrIG9mIG1pc3Npbmcgb25lIG9mIHRoZW0pLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vZHJpLWRldmVsCg==