From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [1/2] usb: xhci: fix uninitialized completion when USB3 port got wrong status From: Mathias Nyman Message-Id: <8b36fa3a-7999-a2e2-ec01-aa459ec89867@linux.intel.com> Date: Tue, 23 Oct 2018 13:39:43 +0300 To: Aaron Ma , mathias.nyman@intel.com, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: T24gMjIuMTAuMjAxOCAyMDo1MywgQWFyb24gTWEgd3JvdGU6Cj4gCj4gCj4gT24gMTAvMjIvMTgg OToxMiBQTSwgTWF0aGlhcyBOeW1hbiB3cm90ZToKPj4gT24gMjEuMTAuMjAxOCAyMDowOCwgQWFy b24gTWEgd3JvdGU6Cj4+PiBSZWFsdGVrIFVTQjMuMCBDYXJkIFJlYWRlciBbMGJkYTowMzI4XSBy ZXBvcnRzIHdyb25nIHBvcnQgc3RhdHVzIG9uCj4+PiBDYW5ub24gbGFrZSBQQ0ggVVNCMy4xIHhI Q0kgWzgwODY6YTM2ZF0gYWZ0ZXIgcmVzdW1lIGZyb20gUzMsCj4+PiBhZnRlciBjbGVhciBwb3J0 IHJlc2V0IGl0IHdvcmtzIGZpbmUuCj4+Pgo+Pj4gU2luY2UgdGhpcyBkZXZpY2UgaXMgcmVnaXN0 ZXJlZCBvbiBVU0IzIHJvb3RodWIgYXQgYm9vdCwKPj4+IHdoZW4gcG9ydCBzdGF0dXMgcmVwb3J0 cyBub3Qgc3VwZXJzcGVlZCwgeGhjaV9nZXRfcG9ydF9zdGF0dXMgd2lsbCBjYWxsCj4+PiBhbiB1 bmluaXRpYWxpemVkIGNvbXBsZXRpb24gaW4gYnVzX3N0YXRlWzBdLgo+Pj4gS2VybmVsIHdpbGwg aGFuZyBiZWNhdXNlIG9mIE5VTEwgcG9pbnRlci4KPj4+Cj4+PiBSZXN0cmljdCB0aGUgVVNCMiBy ZXN1bWUgc3RhdHVzIGNoZWNrIGluIFVTQjIgcm9vdGh1YiB0byBmaXggaGFuZyBpc3N1ZS4KPj4+ IE5vIGhhcm0gdG8gaW5pdGlhbGl6ZSBVU0IzIGJ1c19zdGF0ZVswXSBpbiBjYXNlIGl0IGlzIGNh bGxlZC4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBBYXJvbiBNYSA8YWFyb24ubWFAY2Fub25pY2Fs LmNvbT4KPj4+IC0tLQo+Pj4gIMKgIGRyaXZlcnMvdXNiL2hvc3QveGhjaS1odWIuY8KgIHwgMiAr LQo+Pj4gIMKgIGRyaXZlcnMvdXNiL2hvc3QveGhjaS1tZW0uY8KgIHwgMSA+Pj4gIMKgIGRyaXZl cnMvdXNiL2hvc3QveGhjaS1yaW5nLmMgfCAyICstCj4+PiAgwqAgMyBmaWxlcyBjaGFuZ2VkLCAz IGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4+Pgo+Pj4gZGlmZiAtLWdpdCBhL2RyaXZl cnMvdXNiL2hvc3QveGhjaS1odWIuYyBiL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1odWIuYwo+Pj4g aW5kZXggN2UyYTUzMWJhMzIxLi5kMzBjYTZjZWZmYzkgMTAwNjQ0Cj4+PiAtLS0gYS9kcml2ZXJz L3VzYi9ob3N0L3hoY2ktaHViLmMKPj4+ICsrKyBiL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1odWIu Ywo+Pj4gQEAgLTg3Niw3ICs4NzYsNyBAQCBzdGF0aWMgdTMyIHhoY2lfZ2V0X3BvcnRfc3RhdHVz KHN0cnVjdCB1c2JfaGNkICpoY2QsCj4+PiAgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgc3Rh dHVzIHw9IFVTQl9QT1JUX1NUQVRfU1VTUEVORDsKPj4+ICDCoMKgwqDCoMKgIH0KPj4+ICDCoMKg wqDCoMKgIGlmICgocmF3X3BvcnRfc3RhdHVzICYgUE9SVF9QTFNfTUFTSykgPT0gWERFVl9SRVNV TUUgJiYKPj4+IC3CoMKgwqDCoMKgwqDCoCAhREVWX1NVUEVSU1BFRURfQU5ZKHJhd19wb3J0X3N0 YXR1cykpIHsKPj4+ICvCoMKgwqDCoMKgwqDCoCAhREVWX1NVUEVSU1BFRURfQU5ZKHJhd19wb3J0 X3N0YXR1cykgJiYgMSA9PSBoY2RfaW5kZXgoaGNkKSkgewo+Pj4gIMKgwqDCoMKgwqDCoMKgwqDC oCBpZiAoKHJhd19wb3J0X3N0YXR1cyAmIFBPUlRfUkVTRVQpIHx8Cj4+PiAgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAhKHJhd19wb3J0X3N0YXR1cyAmIFBPUlRfUEUpKQo+Pj4g IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHJldHVybiAweGZmZmZmZmZmOwo+Pgo+PiBUaGUg b3JpZ2luYWwgIURFVl9TVVBFUlNQRUVEX0FOWSgpIGNoZWNrIHdhcyBub3Qgc3VpdGFibGUgaGVy ZS4KPj4gSXQgY2hlY2tzIHRoZSBwb3J0LXNwZWVkIGZpZWxkIG9mIHBvcnRzYyByZWdpc3RlciAo Yml0cyAxMzoxMCksIHdoaWNoCj4+IGFyZSBvbmx5IHZhbGlkIGZvciBVU0IzCj4+IHBvcnRzIGlm IGFsbCBsaW5rIHRyYWluaW5nIGlzIGRvbmUgYW5kIHBvcnQgcmVhY2hlZCBpdHMgImVuYWJsZWQi IHN0YXRlLgo+PiBPdGhlcndpc2UgaXQgd2lsbCByZXR1cm4gMCwgYW5kIFVTQjMgcG9ydHMgbWF5 IGJlIG1pc3Rha2VuIGZvciBVU0IyIHBvcnRzLgo+IAo+IFBPUlRfRU5BQkxFIHNob3VsZCBiZSBh bHJlYWR5IHNldCB0byBvbmUuCj4gVGhlIHNhbWUgZGV2aWNlIElEIGNhcmQgcmVhZGVyIGRvZXNu J3QgaGF2ZSBpc3N1ZSBvbiBTdW5yaXNlIFBvaW50Lgo+IE1heWJlIGl0IGlzIHJlbGF0ZWQgdG8g Q2Fubm9uIGxha2UgUENIIFVTQiBjb250cm9sbGVyPwo+IAoKT2ssIHRoYW5rcyBmb3IgdGhlIGlu Zm8KCj4gCj4gVjIgc2VudCBvdXQuIENjLWVkIHN0YWJsZS4KPiAKPj4gQW55IGNoYW5jZSB5b3Ug dG8gY2hlY2sgaWYgdGhlIHJlZmFjdG9yZWQgY29kZSB3b3JrcyB3aXRoIHRoZSBSZWFsdGVrCj4+ IGRldmljZT8KPj4gSSBqdXN0IGNyZWF0ZWQgYSAiZ2V0X3BvcnRfc3RhdHVzX3JlZmFjdG9yIiBi cmFuY2ggZm9yIGl0Ogo+Pgo+PiBnaXQ6Ly9naXQua2VybmVsLm9yZy9wdWIvc2NtL2xpbnV4L2tl cm5lbC9naXQvbW55bWFuL3hoY2kuZ2l0Cj4+IGdldF9wb3J0X3N0YXR1c19yZWZhY3Rvcgo+IAo+ IFRoZSBoYW5nIGlzc3VlIGlzIG5vdCByZXByb2R1Y2VkIG9uIHRoaXMga2VybmVsIGJyYW5jaC4K PiAKCkdyZWF0LCB0aGFua3MgZm9yIHRlc3RpbmcgaXQKCi1NYXRoaWFzCg==