Return-path: Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:38683 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932090AbdEDJMt (ORCPT ); Thu, 4 May 2017 05:12:49 -0400 From: Xinming Hu To: Arend Van Spriel , Xinming Hu , Linux Wireless CC: Kalle Valo , Brian Norris , Dmitry Torokhov , "rajatja@google.com" , Zhiyuan Yang , Cathy Luo Subject: RE: Re: [PATCH 2/6] mwifiex: usb: urb->context sanity check in complete handler Date: Thu, 4 May 2017 09:12:33 +0000 Message-ID: <75f211ce26f441a0949b8e688c82d90d@SC-EXCH02.marvell.com> (sfid-20170504_111515_456663_D65B5A57) References: <1493812123-12053-1-git-send-email-huxinming820@gmail.com> <1493812123-12053-2-git-send-email-huxinming820@gmail.com> In-Reply-To: Content-Type: text/plain; charset="gb2312" MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: SGksDQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogQXJlbmQgVmFuIFNw cmllbCBbbWFpbHRvOmFyZW5kLnZhbnNwcmllbEBicm9hZGNvbS5jb21dDQo+IFNlbnQ6IDIwMTfE 6jXUwjTI1SAyOjUyDQo+IFRvOiBYaW5taW5nIEh1OyBMaW51eCBXaXJlbGVzcw0KPiBDYzogS2Fs bGUgVmFsbzsgQnJpYW4gTm9ycmlzOyBEbWl0cnkgVG9yb2tob3Y7IHJhamF0amFAZ29vZ2xlLmNv bTsgWmhpeXVhbg0KPiBZYW5nOyBDYXRoeSBMdW87IFhpbm1pbmcgSHUNCj4gU3ViamVjdDogW0VY VF0gUmU6IFtQQVRDSCAyLzZdIG13aWZpZXg6IHVzYjogdXJiLT5jb250ZXh0IHNhbml0eSBjaGVj ayBpbg0KPiBjb21wbGV0ZSBoYW5kbGVyDQo+IA0KPiBFeHRlcm5hbCBFbWFpbA0KPiANCj4gLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLQ0KPiBPbiAzLTUtMjAxNyAxMzo0OCwgWGlubWluZyBIdSB3cm90ZToNCj4gPiBG cm9tOiBYaW5taW5nIEh1IDxodXhtQG1hcnZlbGwuY29tPg0KPiA+DQo+ID4gdXJiL2NvbnRleHQg bWlnaHQgYmUgZnJlZWQgaW4gY29ybmVsIGNhc2UsIGFkZCBzYW5pdHkgY2hlY2sgdG8gYXZvaWQN Cj4gPiB1c2UtYWZ0ZXItZnJlZS4NCj4gPg0KPiA+IFNpZ25lZC1vZmYtYnk6IFhpbm1pbmcgSHUg PGh1eG1AbWFydmVsbC5jb20+DQo+ID4gLS0tDQo+ID4gIGRyaXZlcnMvbmV0L3dpcmVsZXNzL21h cnZlbGwvbXdpZmlleC91c2IuYyB8IDEwICsrKysrKysrKysNCj4gPiAgMSBmaWxlIGNoYW5nZWQs IDEwIGluc2VydGlvbnMoKykNCj4gPg0KPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL25ldC93aXJl bGVzcy9tYXJ2ZWxsL213aWZpZXgvdXNiLmMNCj4gPiBiL2RyaXZlcnMvbmV0L3dpcmVsZXNzL21h cnZlbGwvbXdpZmlleC91c2IuYw0KPiA+IGluZGV4IDJmNzcwNWMuLmVlNWY0ODggMTAwNjQ0DQo+ ID4gLS0tIGEvZHJpdmVycy9uZXQvd2lyZWxlc3MvbWFydmVsbC9td2lmaWV4L3VzYi5jDQo+ID4g KysrIGIvZHJpdmVycy9uZXQvd2lyZWxlc3MvbWFydmVsbC9td2lmaWV4L3VzYi5jDQo+ID4gQEAg LTE2OSw2ICsxNjksMTEgQEAgc3RhdGljIHZvaWQgbXdpZmlleF91c2JfcnhfY29tcGxldGUoc3Ry dWN0IHVyYg0KPiAqdXJiKQ0KPiA+ICAJaW50IHJlY3ZfbGVuZ3RoID0gdXJiLT5hY3R1YWxfbGVu Z3RoOw0KPiA+ICAJaW50IHNpemUsIHN0YXR1czsNCj4gPg0KPiA+ICsJaWYgKCF1cmIgfHwgIXVy Yi0+Y29udGV4dCkgew0KPiA+ICsJCXByX2VycigiVVJCIG9yIFVSQiBjb250ZXh0IGlzIG5vdCB2 YWxpZCBpbiBVU0IgUnggY29tcGxldGVcbiIpOw0KPiA+ICsJCXJldHVybjsNCj4gPiArCX0NCj4g DQo+IFNvbWV0aGluZyBpcyByZWFsbHkgb2ZmIGlmIHlvdSBuZWVkICF1cmIgaGVyZS4gRnVydGhl cm1vcmUsIHlvdSBhcmUgYWxyZWFkeQ0KPiBpbml0aWFsaXppbmcgc3RhY2sgdmFyaWFibGVzIHVz aW5nIGZpZWxkcyBpbnNpZGUgdGhlIHVyYiBiZWZvcmUgdGhpcyBjaGVjayBjYXVzaW5nIGENCj4g bnVsbC1kZXJlZiBzbyBpdCBpcyBib2d1cyBhbnl3YXkuIFRoZSBjb21wbGV0aW9uIGZ1bmN0aW9u IGlzIGEgbWVtYmVyIGluIHN0cnVjdA0KPiB1cmIuIElmIHlvdXIgZHJpdmVyIGhhcyBhIGxpc3Qg b2YgdGhlc2UgdXJiJ3Mgc29tZXdoZXJlIGFuZCB0aGV5IGFyZSBmcmVlIGluDQo+IHBhcmFsbGVs IHRoZW4geW91ciBkZXNpZ24gaXMgd3JvbmcgYW5kIHRoaXMgZG9lcyBub3Qgc29sdmUgdGhlIHVz ZS1hZnRlci1mcmVlLg0KPiBUaGUgdXJiIGhlcmUgd2lsbCBub3QgYmUgTlVMTCBhbmQgc3RpbGwg cG9pbnRzIHRvIHRoZSBvbGQgbWVtb3J5IGxvY2F0aW9uIGFzIGl0DQo+IHdhcyBoYW5kZWQgdG8g dGhlIHVzYiBzdWJzeXN0ZW0uIFRoYXQgcGllY2Ugb2YgbWVtb3J5IG1pZ2h0IGFscmVhZHkgYmVl bg0KPiBoYW5kZWQgb3V0IHRvIHNvbWUgb3RoZXIgcGllY2Ugb2YgdGhlIGtlcm5lbCBtYWtpbmcg YW55IGFjY2VzcyB0byBpdCBpbnZhbGlkDQo+IGFuZCBwb3RlbnRpYWxseSBjcmFzaGluZyB0aGUg a2VybmVsLg0KPiANCg0KVGhhbmtzIGZvciB0aGUgcmV2aWV3LiBUaGUgY29ybmVsIGNhc2UgaGFw cGVucyB3aGVuIGRldmljZSBmaXJtd2FyZSBjcmFzaCwNCnByZXZpb3VzIHN1Ym1pdHRlZCB1cmIg d2lsbCBiZSBob2xkaW5nIGluIHVzYmNvcmUsIGFuZCBnaXZlbiBiYWNrIHRvIGRldmljZSBkcml2 ZXINCndoZW4gZGV2aWNlIGRpc2Nvbm5lY3RlZC4gV2UgYWN0dWFsbHkgbmVlZCBraWxsIHRoZSBo b2xkaW5nIHVyYiBiZWZvcmUgZnJlZSBpdHMgbWVtb3J5Lg0KDQotLS0gYS9kcml2ZXJzL25ldC93 aXJlbGVzcy9tYXJ2ZWxsL213aWZpZXgvdXNiLmMNCisrKyBiL2RyaXZlcnMvbmV0L3dpcmVsZXNz L21hcnZlbGwvbXdpZmlleC91c2IuYw0KQEAgLTM3Myw2ICszNzMsNyBAQCBzdGF0aWMgdm9pZCBt d2lmaWV4X3VzYl9mcmVlKHN0cnVjdCB1c2JfY2FyZF9yZWMgKmNhcmQpDQogICAgICAgIGZvciAo aSA9IDA7IGkgPCBNV0lGSUVYX1RYX0RBVEFfUE9SVDsgaSsrKSB7DQogICAgICAgICAgICAgICAg cG9ydCA9ICZjYXJkLT5wb3J0W2ldOw0KICAgICAgICAgICAgICAgIGZvciAoaiA9IDA7IGogPCBN V0lGSUVYX1RYX0RBVEFfVVJCOyBqKyspIHsNCisgICAgICAgICAgICAgICAgICAgICAgIHVzYl9r aWxsX3VyYihwb3J0LT50eF9kYXRhX2xpc3Rbal0udXJiKTsNCiAgICAgICAgICAgICAgICAgICAg ICAgIHVzYl9mcmVlX3VyYihwb3J0LT50eF9kYXRhX2xpc3Rbal0udXJiKTsNCiAgICAgICAgICAg ICAgICAgICAgICAgIHBvcnQtPnR4X2RhdGFfbGlzdFtqXS51cmIgPSBOVUxMOw0KICAgICAgICAg ICAgICAgIH0NCg0KV2lsbCB1cGdyYWRlIHRoaXMgZml4IGluIFYyLg0KDQpSZWdhcmRzLA0KU2lt bw0KDQo+IFJlZ2FyZHMsDQo+IEFyZW5kDQo=