From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michel Thierry Subject: Re: [drm-intel:for-linux-next 479/497] drivers/gpu/drm/i915/i915_gem_gtt.c:1086:26: sparse: Using plain integer as NULL pointer Date: Fri, 7 Aug 2015 10:21:34 +0100 Message-ID: <55C4789E.3080906@intel.com> References: <201508070425.kWGyPwY9%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id B12646ECCD for ; Fri, 7 Aug 2015 02:21:36 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , kbuild test robot Cc: Akash Goel , Ben Widawsky , intel-gfx , kbuild-all@01.org List-Id: intel-gfx@lists.freedesktop.org T24gOC82LzIwMTUgMTE6MDAgUE0sIERhbmllbCBWZXR0ZXIgd3JvdGU6Cj4gT24gVGh1LCBBdWcg NiwgMjAxNSBhdCAxMDoxNyBQTSwga2J1aWxkIHRlc3Qgcm9ib3QKPiA8ZmVuZ2d1YW5nLnd1QGlu dGVsLmNvbT4gd3JvdGU6Cj4+ICAgIDEwNzAgICAgICAgICAgaWYgKElTX0VOQUJMRUQoQ09ORklH X1g4Nl8zMikpCj4+ICAgIDEwNzEgICAgICAgICAgICAgICAgICAvKiBXaGlsZSB3ZSBoYXZlIGEg cHJvbGlmZXJhdGlvbiBvZiBzaXplX3QgdmFyaWFibGVzCj4+ICAgIDEwNzIgICAgICAgICAgICAg ICAgICAgKiB3ZSBjYW5ub3QgcmVwcmVzZW50IHRoZSBmdWxsIHBwZ3R0IHNpemUgb24gMzJiaXQs Cj4+ICAgIDEwNzMgICAgICAgICAgICAgICAgICAgKiBzbyBsaW1pdCBpdCB0byB0aGUgc2FtZSBz aXplIGFzIHRoZSBHR1RUIChjdXJyZW50bHkKPj4gICAgMTA3NCAgICAgICAgICAgICAgICAgICAq IDJHaUIpLgo+PiAgICAxMDc1ICAgICAgICAgICAgICAgICAgICovCj4+ICAgIDEwNzYgICAgICAg ICAgICAgICAgICBwcGd0dC0+YmFzZS50b3RhbCA9IHRvX2k5MTUocHBndHQtPmJhc2UuZGV2KS0+ Z3R0LmJhc2UudG90YWw7Cj4+ICAgIDEwNzcgICAgICAgICAgcHBndHQtPmJhc2UuY2xlYW51cCA9 IGdlbjhfcHBndHRfY2xlYW51cDsKPj4gICAgMTA3OCAgICAgICAgICBwcGd0dC0+YmFzZS5hbGxv Y2F0ZV92YV9yYW5nZSA9IGdlbjhfYWxsb2NfdmFfcmFuZ2U7Cj4+ICAgIDEwNzkgICAgICAgICAg cHBndHQtPmJhc2UuaW5zZXJ0X2VudHJpZXMgPSBnZW44X3BwZ3R0X2luc2VydF9lbnRyaWVzOwo+ PiAgICAxMDgwICAgICAgICAgIHBwZ3R0LT5iYXNlLmNsZWFyX3JhbmdlID0gZ2VuOF9wcGd0dF9j bGVhcl9yYW5nZTsKPj4gICAgMTA4MSAgICAgICAgICBwcGd0dC0+YmFzZS51bmJpbmRfdm1hID0g cHBndHRfdW5iaW5kX3ZtYTsKPj4gICAgMTA4MiAgICAgICAgICBwcGd0dC0+YmFzZS5iaW5kX3Zt YSA9IHBwZ3R0X2JpbmRfdm1hOwo+PiAgICAxMDgzCj4+ICAgIDEwODQgICAgICAgICAgcHBndHQt PnN3aXRjaF9tbSA9IGdlbjhfbW1fc3dpdGNoOwo+PiAgICAxMDg1Cj4+PiAxMDg2ICAgICAgICAg IHJldCA9IF9fcGRwX2luaXQoZmFsc2UsICZwcGd0dC0+cGRwKTsKPgo+IFNvIHRoZSBmaXJzdCBh cmd1bWVudCBvZiBwZHBfaW5pdCBpc3Qgc3RydWN0IGRybV9kZXZpY2UgKmRldiBhbmQgeWVzCj4g dGhlIGZpcnN0IHRoaW5nIGl0IGRvZXMgaXMgZGVyZWYgaXQuCj4KCipkZXYgaXMgdXNlZCBvbmx5 IGZvciBJOTE1X1BEUEVTX1BFUl9QRFAvVVNFU19GVUxMXzQ4QklUX1BQR1RULCB3aGljaCBpbiAK dGhpcyBwYXRoIGlzIGFsd2F5cyBmYWxzZS4gSSBkaWRuJ3QgZXhwZWN0IGtidWlsZCB0byBjb21w bGFpbi4gSSdsbCAKY2hhbmdlIGl0IHdpdGggdGhlIG90aGVyIG1vZGlmaWNhdGlvbnMgSSdtIGFi b3V0IHRvIHNlbmQuCgo+IEhvdyBleGFjdGx5IHdhcyB0aGlzIHRlc3RlZCBhZ2Fpbj8KPgo+IE9o IGFuZCB0aGUgaHVuayByaWdodCBiZWxvdyB3aXRoIHRoZSBDT05GSUdfWDg2XzMyIG5lZWRzIHRv IGdvdCB0b28gLQo+IGlmIHdlJ3JlIDQ4YiBzYWZlIHRoZW4gd2Ugc2hvdWxkIGJlIDMyYiBzYWZl IHRvbyA7LSkKClllcywgYWZ0ZXIgdGhlIG9mZnNldCBjaGFuZ2UgaXQnbGwgYmUgY29tcGxldGVs eSBzYWZlLiBJIGxlZnQgaXQgaW4gdGhpcyAKcGF0Y2ggYXMgdGhhdCB3YXMgb25seSBtb3Zpbmcg Y29kZSBhcm91bmQuCkknbGwgaW5jbHVkZSBhIHByb3BlciAicmV2ZXJ0LW1lIiBwYXRjaCwgc2F5 aW5nIHdoeSBpdCBpcyBzYWZlIG5vdy4KCi1NaWNoZWwKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9pbnRlbC1nZngK