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: usb: dwc3: of-simple: fix use-after-free on remove From: Felipe Balbi Message-Id: <87h8m0zf0y.fsf@linux.intel.com> Date: Mon, 18 Jun 2018 11:15:41 +0300 To: Johan Hovold Cc: Roger Quadros , Greg Kroah-Hartman , Alan Stern , linux-usb@vger.kernel.org List-ID: SGksCgpKb2hhbiBIb3ZvbGQgPGpvaGFuQGtlcm5lbC5vcmc+IHdyaXRlczoKPiBPbiBXZWQsIEp1 biAxMywgMjAxOCBhdCAxMjozOToxOFBNICswMzAwLCBGZWxpcGUgQmFsYmkgd3JvdGU6Cj4+IFJv Z2VyIFF1YWRyb3MgPHJvZ2VycUB0aS5jb20+IHdyaXRlczoKPgo+PiA+IEknbSBzdGlsbCB0cnlp bmcgdG8gZ2V0IG15IGhlYWQgYXJvdW5kIHRoaXMuCj4+ID4KPj4gPiBpbiBwcm9iZSgpIHdlIGRv Cj4+ID4gewo+PiA+IAllbmFibGUgYWxsIGNsb2NrczsKPj4gPiAgICAgICAgIHBtX3J1bnRpbWVf c2V0X2FjdGl2ZShkZXYpOwo+PiA+ICAgICAgICAgcG1fcnVudGltZV9lbmFibGUoZGV2KTsKPj4g PiAgICAgICAgIHBtX3J1bnRpbWVfZ2V0X3N5bmMoZGV2KTsKPj4gPiB9Cj4+ID4KPj4gPiBIb3cg d2lsbCBydW50aW1lIHN1c3BlbmQgd29yayBhdCBhbGw/Cj4+ID4gV2UncmUgaG9sZGluZyBhIHBv c2l0aXZlIFJQTSBjb3VudCBpbiBwcm9iZSgpLgo+PiAKPj4gZWNobyBhdXRvID4gL3BhdGgvdG8v ZHdjMy9wb3dlci9jb250cm9sCj4KPiBUaGF0IG1ha2VzIG5vIGRpZmZlcmVuY2UsIHVzZXIgc3Bh Y2UgY2Fubm90IG1vZGlmeSB0aGUgYWx3YXlzLWFjdGl2ZQo+IGJlaGF2aW91ciBnaXZlbiB0aGF0 IHByb2JlIHJldHVybnMgd2l0aCBhIHBvc2l0aXZlIHVzYWdlIGNvdW50Lgo+Cj4+IEdyYW50ZWQs IHRoYXQgZ2V0X3N5bmMoKSB3b3VsZCd2ZSBiZWVuIGJldHRlciBhcyBhIHBtX3J1bnRpbWVfZm9y YmlkKCkKPgo+IFllYWgsIHRoYXQgd291bGQgYWxsb3cgdXNlciBzcGFjZSBzb21lIGNvbnRyb2ws IGFsYmVpdCBpbiBhIHdheSB0aGF0Cj4gbWF5IG92ZXJyaWRlIGEgdXNlciBzcGFjZSBjb25maWd1 cmF0aW9uIChhcyB0aGUgcGxhdGZvcm0gZGV2aWNlIHdvdWxkCj4gYWxyZWFkeSBoYXZlIGJlZW4g cmVnaXN0ZXJlZCkuCj4KPiBXaHkgYXJlIHlvdSB0cnlpbmcgdG8gcHJldmVudCBydW50aW1lIHBt IGluIHRoZSBmaXJzdCBwbGFjZT8gU2hvdWxkbid0Cj4gdGhlIGRldmljZSBiZSBhbGxvd2VkIHRv IHN1c3BlbmQgd2hlbiBpdCBoYXMgbm8gYWN0aXZlIGNoaWxkIGJ5Cj4gZGVmYXVsdD8KCkkgZG9u J3QgdXNlIHRoaXMgZ2x1ZSBsYXllciwgYWN0dWFsbHkuIEFzIGxvbmcgYXMgdGhlcmUgYXJlIG5v CnJlZ3Jlc3Npb25zLCB5b3UgY2FuIGNoYW5nZSBpdCB0byB5b3VyIGhlYXJ0J3MgY29udGVudC4g SSBzdGlsbCBpdCdzCmJlc3QgdG8gc3RhcnQgd2l0aCBwbSBydW50aW1lIGJsb2NrZWQgYW5kIGxl dCB1c2Vyc3BhY2UgZGVjaWRlIHdoYXQgYW5kCndoZW4gc2hvdWxkIGhhdmUgcG0gcnVudGltZSBl bmFibGVkLgo=