From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sudip Mukherjee Subject: Re: [PATCH v3] drm/gma500: fix double freeing Date: Thu, 07 Apr 2016 21:22:27 +0530 Message-ID: <5706823B.7060800@gmail.com> References: <1444146539-5698-1-git-send-email-sudipm.mukherjee@gmail.com> <1444308468-8910-1-git-send-email-sudipm.mukherjee@gmail.com> <20151209115304.GC24852@sudip-pc> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mail-pa0-x22f.google.com (mail-pa0-x22f.google.com [IPv6:2607:f8b0:400e:c03::22f]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5F61B6E08D for ; Thu, 7 Apr 2016 15:52:34 +0000 (UTC) Received: by mail-pa0-x22f.google.com with SMTP id bx7so40997302pad.3 for ; Thu, 07 Apr 2016 08:52:34 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Patrik Jakobsson Cc: Daniel Vetter , linux-kernel , dri-devel List-Id: dri-devel@lists.freedesktop.org T24gV2VkbmVzZGF5IDA5IERlY2VtYmVyIDIwMTUgMDU6NTAgUE0sIFBhdHJpayBKYWtvYnNzb24g d3JvdGU6Cj4gT24gV2VkLCBEZWMgOSwgMjAxNSBhdCAxMjo1MyBQTSwgU3VkaXAgTXVraGVyamVl Cj4gPHN1ZGlwbS5tdWtoZXJqZWVAZ21haWwuY29tPiB3cm90ZToKPj4gT24gVGh1LCBPY3QgMDgs IDIwMTUgYXQgMDY6MTc6NDhQTSArMDUzMCwgU3VkaXAgTXVraGVyamVlIHdyb3RlOgo+Pj4gV2Ug YXJlIGFsbG9jYXRpbmcgYmFja2luZyB1c2luZyBwc2JmYl9hbGxvYygpIGFuZCBzbwo+Pj4gYmFj a2luZy0+c3RvbGVuIGlzIGFsd2F5cyB0cnVlLiBTbyB3ZSB3ZXJlIGZyZWVpbmcgYmFja2luZyB0 d28gdGltZXMuCj4+PiBNb3Jlb3ZlciBpZiB3ZSBmb2xsb3cgdGhlIGV4ZWN1dGlvbiBwYXRoIHRo ZW4gd2Ugc2hvdWxkIGJlIGZyZWVpbmcKPj4+IGJhY2tpbmcgYWZ0ZXIgd2UgaGF2ZSByZWxlYXNl ZCB0aGUgaGVscGVyLiBTbyByZW1vdmUgdGhlIG9uZSB3aGljaCBmcmVlcwo+Pj4gYmFja2luZyBi ZWZvcmUgdGhlIGhlbHBlciBpcyByZWxlYXNlZC4KPj4+IFdoaWxlIGF0IGl0IHRoZSBlcnJvciBs YWJlbHMgYXJlIGFsc28gcmVuYW1lZCB0byBnaXZlIGEgbWVhbmluZ2Z1bAo+Pj4gbmFtZS4KPj4+ Cj4+PiBTaWduZWQtb2ZmLWJ5OiBTdWRpcCBNdWtoZXJqZWUgPHN1ZGlwQHZlY3RvcmluZGlhLm9y Zz4KPj4+IFJldmlld2VkLWJ5OiBQYXRyaWsgSmFrb2Jzc29uIDxwYXRyaWsuci5qYWtvYnNzb25A Z21haWwuY29tPgo+Pj4gLS0tCj4+Cj4+IFRoaXMgcGF0Y2ggd2FzIG5ldmVyIHBpY2tlZCB1cC4g SXQgd2lsbCBub3QgYXBwbHkgbm93Lgo+Pgo+PiBEYW5pZWwsIHBsZWFzZSBsZXQgbWUga25vdyBp ZiB5b3Ugd2FudCBtZSB0byByZXNlbmQgYWZ0ZXIgbWFraW5nCj4+IG5lY2Vzc2FyeSBjaGFuZ2Vz Lgo+Cj4gSSB3aWxsIHBpY2sgdGhpcyB1cCBhbmQgcGFzcyBpdCBhbG9uZyB0byBEYXZlLiBTb3Jy eSBmb3IgdGhlIGRlbGF5LgoKVGhpcyB3YXMgbm90IHBpY2tlZCB1cC4gQnV0IEkgZ3Vlc3MgaXQg aXMgc3RpbGwgdHJ1ZS4gRG8geW91IHdhbnQgbWUgdG8gCnJlYmFzZSBhbmQgc2VuZCBpdCBhZ2Fp bi4uCgpyZWdhcmRzCnN1ZGlwCgo+Cj4gLVBhdHJpawo+Cj4+Cj4+IHJlZ2FyZHMKPj4gc3VkaXAK Pj4KPj4+ICAgZHJpdmVycy9ncHUvZHJtL2dtYTUwMC9mcmFtZWJ1ZmZlci5jIHwgMTMgKysrKy0t LS0tLS0tLQo+Pj4gICAxIGZpbGUgY2hhbmdlZCwgNCBpbnNlcnRpb25zKCspLCA5IGRlbGV0aW9u cygtKQo+Pj4KPj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vZ21hNTAwL2ZyYW1lYnVm ZmVyLmMgYi9kcml2ZXJzL2dwdS9kcm0vZ21hNTAwL2ZyYW1lYnVmZmVyLmMKPj4+IGluZGV4IDJl YWYxYjMuLjUyZTJiZjMgMTAwNjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZ21hNTAwL2Zy YW1lYnVmZmVyLmMKPj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9nbWE1MDAvZnJhbWVidWZmZXIu Ywo+Pj4gQEAgLTQxMSw3ICs0MTEsNyBAQCBzdGF0aWMgaW50IHBzYmZiX2NyZWF0ZShzdHJ1Y3Qg cHNiX2ZiZGV2ICpmYmRldiwKPj4+ICAgICAgICBpbmZvID0gZHJtX2ZiX2hlbHBlcl9hbGxvY19m YmkoJmZiZGV2LT5wc2JfZmJfaGVscGVyKTsKPj4+ICAgICAgICBpZiAoSVNfRVJSKGluZm8pKSB7 Cj4+PiAgICAgICAgICAgICAgICByZXQgPSBQVFJfRVJSKGluZm8pOwo+Pj4gLSAgICAgICAgICAg ICBnb3RvIG91dF9lcnIxOwo+Pj4gKyAgICAgICAgICAgICBnb3RvIGVycl91bmxvY2s7Cj4+PiAg ICAgICAgfQo+Pj4gICAgICAgIGluZm8tPnBhciA9IGZiZGV2Owo+Pj4KPj4+IEBAIC00MTksNyAr NDE5LDcgQEAgc3RhdGljIGludCBwc2JmYl9jcmVhdGUoc3RydWN0IHBzYl9mYmRldiAqZmJkZXYs Cj4+Pgo+Pj4gICAgICAgIHJldCA9IHBzYl9mcmFtZWJ1ZmZlcl9pbml0KGRldiwgcHNiZmIsICZt b2RlX2NtZCwgYmFja2luZyk7Cj4+PiAgICAgICAgaWYgKHJldCkKPj4+IC0gICAgICAgICAgICAg Z290byBvdXRfdW5yZWY7Cj4+PiArICAgICAgICAgICAgIGdvdG8gZXJyX3JlbGVhc2U7Cj4+Pgo+ Pj4gICAgICAgIGZiID0gJnBzYmZiLT5iYXNlOwo+Pj4gICAgICAgIHBzYmZiLT5mYmRldiA9IGlu Zm87Cj4+PiBAQCAtNDY1LDE0ICs0NjUsOSBAQCBzdGF0aWMgaW50IHBzYmZiX2NyZWF0ZShzdHJ1 Y3QgcHNiX2ZiZGV2ICpmYmRldiwKPj4+Cj4+PiAgICAgICAgbXV0ZXhfdW5sb2NrKCZkZXYtPnN0 cnVjdF9tdXRleCk7Cj4+PiAgICAgICAgcmV0dXJuIDA7Cj4+PiAtb3V0X3VucmVmOgo+Pj4gLSAg ICAgaWYgKGJhY2tpbmctPnN0b2xlbikKPj4+IC0gICAgICAgICAgICAgcHNiX2d0dF9mcmVlX3Jh bmdlKGRldiwgYmFja2luZyk7Cj4+PiAtICAgICBlbHNlCj4+PiAtICAgICAgICAgICAgIGRybV9n ZW1fb2JqZWN0X3VucmVmZXJlbmNlKCZiYWNraW5nLT5nZW0pOwo+Pj4gLQo+Pj4gK2Vycl9yZWxl YXNlOgo+Pj4gICAgICAgIGRybV9mYl9oZWxwZXJfcmVsZWFzZV9mYmkoJmZiZGV2LT5wc2JfZmJf aGVscGVyKTsKPj4+IC1vdXRfZXJyMToKPj4+ICtlcnJfdW5sb2NrOgo+Pj4gICAgICAgIG11dGV4 X3VubG9jaygmZGV2LT5zdHJ1Y3RfbXV0ZXgpOwo+Pj4gICAgICAgIHBzYl9ndHRfZnJlZV9yYW5n ZShkZXYsIGJhY2tpbmcpOwo+Pj4gICAgICAgIHJldHVybiByZXQ7Cj4+PiAtLQo+Pj4gMS45LjEK Pj4+CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmkt ZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK