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: [v4] NFC: pn533: don't send USB data off of the stack From: Mark Greer Message-Id: <20180601040632.GA14834@animalcreek.com> Date: Thu, 31 May 2018 21:06:32 -0700 To: Greg Kroah-Hartman Cc: Johan Hovold , Arend van Spriel , Carlos Manuel Santos , Samuel Ortiz , Stephen Hemminger , linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org List-ID: T24gVGh1LCBNYXkgMzEsIDIwMTggYXQgMTI6Mzg6NDhQTSArMDIwMCwgR3JlZyBLcm9haC1IYXJ0 bWFuIHdyb3RlOgo+IE9uIE1vbiwgTWF5IDIxLCAyMDE4IGF0IDEwOjM4OjI1QU0gKzAyMDAsIEpv aGFuIEhvdm9sZCB3cm90ZToKPiA+IE9uIFN1biwgTWF5IDIwLCAyMDE4IGF0IDAzOjE5OjQ2UE0g KzAyMDAsIEdyZWcgS3JvYWgtSGFydG1hbiB3cm90ZToKPiA+ID4gSXQncyBhbWF6aW5nIHRoYXQg dGhpcyBkcml2ZXIgZXZlciB3b3JrZWQsIGJ1dCBub3cgdGhhdCB4ODYgZG9lc24ndAo+ID4gPiBh bGxvdyBVU0IgZGF0YSB0byBiZSBzZW50IG9mZiBvZiB0aGUgc3RhY2ssIGl0IHJlYWxseSBkb2Vz IG5vdCB3b3JrIGF0Cj4gPiA+IGFsbC4gIEZpeCB0aGlzIHVwIGJ5IHByb3Blcmx5IGFsbG9jYXRp bmcgdGhlIGRhdGEgZm9yIHRoZSBzbWFsbAo+ID4gPiAiY29tbWFuZHMiIHRoYXQgZ2V0IHNlbnQg dG8gdGhlIGRldmljZSBvZmYgb2YgdGhlIHN0YWNrLgo+ID4gPiAKPiA+ID4gV2UgZG8gdGhpcyBm b3Igb25lIGNvbW1hbmQgYnkgaGF2aW5nIGEgd2hvbGUgdXJiIGp1c3QgZm9yIGFjayBtZXNzYWdl cywKPiA+ID4gYXMgdGhleSBjYW4gYmUgc3VibWl0dGVkIGluIGludGVycnVwdCBjb250ZXh0LCBz byB3ZSBjYW4gbm90IHVzZQo+ID4gPiB1c2JfYnVsa19tc2coKS4gIEJ1dCB0aGUgcG93ZXJvbiBj b21tYW5kIGNhbiBzbGVlcCAoYW5kIGRvZXMpLCBzbyB1c2UKPiA+ID4gdXNiX2J1bGtfbXNnKCkg Zm9yIHRoYXQgdHJhbnNmZXIuCj4gPiA+IAo+ID4gPiBSZXBvcnRlZC1ieTogQ2FybG9zIE1hbnVl bCBTYW50b3MgPGNtbXBzYW50b3NAZ21haWwuY29tPgo+ID4gPiBDYzogU2FtdWVsIE9ydGl6IDxz YW1lb0BsaW51eC5pbnRlbC5jb20+Cj4gPiA+IENjOiBTdGVwaGVuIEhlbW1pbmdlciA8c3RlcGhl bkBuZXR3b3JrcGx1bWJlci5vcmc+Cj4gPiA+IENjOiBzdGFibGUgPHN0YWJsZUB2Z2VyLmtlcm5l bC5vcmc+Cj4gPiA+IFNpZ25lZC1vZmYtYnk6IEdyZWcgS3JvYWgtSGFydG1hbiA8Z3JlZ2toQGxp bnV4Zm91bmRhdGlvbi5vcmc+Cj4gPiA+IC0tLQo+ID4gPiB2NDogZG9uJ3QgdXNlIHVyYiB0cmFu c2ZlciBidWZmZXIgZmxhZ3MgYXMgdGhlIG1lbW9yeSBpcyB0aWVkIHRvIHRoZSB1cmIKPiA+ID4g ICAgICh0aGFua3MgdG8gSm9oYW4pICBOb3cgd2UgaGF2ZSBhIG5ldyBzdGF0aWMgdXJiLCBhbmQg d2UgdXNlCj4gPiA+ICAgICB1c2JfYnVsa19tc2coKSBmb3IgdGhlIG90aGVyIG1lc3NhZ2UuCj4g PiA+IHYzOiBhY3R1YWxseSB1c2UgdGhlIGNvcnJlY3QgYnVmZmVyICh0aGFua3MgdG8gQXJlbmQg dmFuIFNwcmllbCkKPiA+ID4gICAgIHVzZSBrbWVtZHVwICh0aGFua3MgdG8gSm9oYW5uZXMgQmVy ZyBhbmQgSnVsaWEgTGF3YWxsKQo+ID4gPiB2Mjogc2V0IHRoZSB1cmIgZmxhZ3MgY29ycmVjdGx5 Cj4gPiAKPiA+IFlvdXIgY2hhbmdlcyBsb29rIGNvcnJlY3Qgbm93IHNvIGZlZWwgZnJlZSB0byBh ZGQ6Cj4gPiAKPiA+IFJldmlld2VkLWJ5OiBKb2hhbiBIb3ZvbGQgPGpvaGFuQGtlcm5lbC5vcmc+ Cj4gCj4gVGhhbmtzIGZvciB0aGUgcmV2aWV3Lgo+IAo+ID4gSXQgc2VlbXMgd2UgY291bGQgZW5k IHVwIHJldHVybmluZyBhbiBlcnJubyBmcm9tIHByb2JlIHdpdGggYWN0aXZlIHVyYnMKPiA+IChp ZiBwbjUzM19maW5hbGl6ZV9zZXR1cCgpIGZhaWxzKSBpbiB3aGljaCBjYXNlIHRoZSBhY2sgYnVm ZmVyIHdvdWxkCj4gPiBsZWFrLiBCdXQgZnJlZWluZyB0aGUgdXJicyB3aGlsZSBhY3RpdmUgd291 bGQgdGhlbiBiZSB0aGUgYmlnZ2VyCj4gPiBwcm9ibGVtLCBhbmQgdGhhdCB3YXNuJ3QgaW50cm9k dWNlZCBieSB0aGlzIHBhdGNoLgo+IAo+IFllYWgsIHRoaXMgd2hvbGUgdGhpbmcgaXMgYSBtZXNz IGFuZCBJIHJlYWxseSBkb24ndCB3YW50IHRvIGRvIG11Y2ggbW9yZQo+IHRvIHRoZSBkcml2ZXIg d2l0aG91dCBoYXZpbmcgdGhlIGhhcmR3YXJlIHRvIHRlc3Qgd2l0aCBpdC4gIFNvIEknbGwganVz dAo+IGxlYXZlIGl0IGFzLWlzIGZvciBub3cgOikKCkhpIEdyZWcuCgpJIGhhdmUgYSBwbjUzMyBV U0Igc3RpY2ssIGEgdHJmNzk3MC1iYXNlZCBib2FyZCwgYW5kIHNvbWUgbmZjIHRhZ3Mgc28gSQpj YW4gaGVscCB5b3UgdGVzdCBhcyBsb25nIGFzIHlvdSBkb24ndCBtaW5kIG11bHRpLWRheSB0dXJu LWFyb3VuZCB0aW1lcy4KQWx0ZXJuYXRpdmVseSwgSSBjYW4gc2V0IHNvbWV0aGluZyB1cCBhbmQg Z2l2ZSB5b3UgcmVtb3RlIGFjY2VzcywgaWYgeW91CnByZWZlciB0aGF0LgoKTGV0IG1lIGtub3cu CgpNYXJrCi0tLQotLQpUbyB1bnN1YnNjcmliZSBmcm9tIHRoaXMgbGlzdDogc2VuZCB0aGUgbGlu ZSAidW5zdWJzY3JpYmUgbGludXgtdXNiIiBpbgp0aGUgYm9keSBvZiBhIG1lc3NhZ2UgdG8gbWFq b3Jkb21vQHZnZXIua2VybmVsLm9yZwpNb3JlIG1ham9yZG9tbyBpbmZvIGF0ICBodHRwOi8vdmdl ci5rZXJuZWwub3JnL21ham9yZG9tby1pbmZvLmh0bWwK