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: gadget: configfs: Disallow empty function instance name From: Krzysztof Opasiak Message-Id: <572b682a-3cef-5fdf-bbae-860ba1e84197@samsung.com> Date: Wed, 13 Dec 2017 11:14:13 +0100 To: Felipe Balbi , Alan Stern Cc: gregkh@linuxfoundation.org, andrzej.p@samsung.com, linux-usb@vger.kernel.org List-ID: T24gMTIvMTMvMjAxNyAxMDoyOSBBTSwgRmVsaXBlIEJhbGJpIHdyb3RlOgo+IAo+IEhpLAo+IAo+ IEFsYW4gU3Rlcm4gPHN0ZXJuQHJvd2xhbmQuaGFydmFyZC5lZHU+IHdyaXRlczoKPj4+IEtyenlz enRvZiBPcGFzaWFrIDxrLm9wYXNpYWtAc2Ftc3VuZy5jb20+IHdyaXRlczoKPj4+PiBPbiAxMi8x Mi8yMDE3IDAxOjMxIFBNLCBGZWxpcGUgQmFsYmkgd3JvdGU6Cj4+Pj4+Cj4+Pj4+IEhpLAo+Pj4+ Pgo+Pj4+PiBLcnp5c3p0b2YgT3Bhc2lhayA8ay5vcGFzaWFrQHNhbXN1bmcuY29tPiB3cml0ZXM6 Cj4+Pj4+PiBFdmVyeSBmdW5jdGlvbiBzaG91bGQgaGF2ZSBhIHR5cGUgYW5kIGluc3RhbmNlIG5h bWUuCj4+Pj4+PiBVbmZvcnR1bmF0ZWx5IGluIG1vc3QgY2FzZXMgaW5zdGFuY2UgbmFtZSB3YXMg bGVmdCB1bnVzZWQgYW5kIHVuY2hlY2tlZC4KPj4+Pj4+IFRoaXMgbWF5IGxlYWQgdG8gc2l0dWF0 aW9ucyBsaWtlIEZ1bmN0aW9uRlMgZGV2aWNlIG5hbWUgaWRlbnRpZmllZCBieSAiIgo+Pj4+Pj4g b3Igc29tZSBtaXNsZWFkaW5nIGRlYnVnIG1lc3NhZ2VzIGZyb20gVENNIGxpa2U6Cj4+Pj4+Pgo+ Pj4+Pj4gdGNtOiBBY3RpdmF0aW5nCj4+Pj4+Pgo+Pj4+Pj4gVG8gYXZvaWQgdGhpcyBsZXQncyBh ZGQgYSBjaGVjayB0aGF0IGluc3RhbmNlIG5hbWUgc2hvdWxkIGhhdmUgYXQgbGVhc3QKPj4+Pj4+ IG9uZSBjaGFyYWN0ZXIuCj4+Pj4+Pgo+Pj4+Pj4gUmVwb3J0ZWQtYnk6IFN0ZWZhbiBBZ25lciA8 c3RlZmFuQGFnbmVyLmNoPgo+Pj4+Pj4gU2lnbmVkLW9mZi1ieTogS3J6eXN6dG9mIE9wYXNpYWsg PGsub3Bhc2lha0BzYW1zdW5nLmNvbT4KPj4+Pj4+IC0tLQo+Pj4+Pj4gICAgZHJpdmVycy91c2Iv Z2FkZ2V0L2NvbmZpZ2ZzLmMgfCA1ICsrKysrCj4+Pj4+PiAgICAxIGZpbGUgY2hhbmdlZCwgNSBp bnNlcnRpb25zKCspCj4+Pj4+Pgo+Pj4+Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL2dhZGdl dC9jb25maWdmcy5jIGIvZHJpdmVycy91c2IvZ2FkZ2V0L2NvbmZpZ2ZzLmMKPj4+Pj4+IGluZGV4 IGFlYjlmM2M0MDUyMS4uYmRjOWVjNTk3ZDZhIDEwMDY0NAo+Pj4+Pj4gLS0tIGEvZHJpdmVycy91 c2IvZ2FkZ2V0L2NvbmZpZ2ZzLmMKPj4+Pj4+ICsrKyBiL2RyaXZlcnMvdXNiL2dhZGdldC9jb25m aWdmcy5jCj4+Pj4+PiBAQCAtNTQ4LDYgKzU0OCwxMSBAQCBzdGF0aWMgc3RydWN0IGNvbmZpZ19n cm91cCAqZnVuY3Rpb25fbWFrZSgKPj4+Pj4+ICAgIAkqaW5zdGFuY2VfbmFtZSA9ICdcMCc7Cj4+ Pj4+PiAgICAJaW5zdGFuY2VfbmFtZSsrOwo+Pj4+Pj4gICAgCj4+Pj4+PiArCWlmICgqaW5zdGFu Y2VfbmFtZSA9PSAnXDAnKSB7Cj4+Pj4+PiArCQlwcl9lcnIoIkluc3RhbmNlIG5hbWUgKGFmdGVy IC4pIHNob3VsZCBub3QgYmUgZW1wdHlcbiIpOwo+Pj4+Pj4gKwkJcmV0dXJuIEVSUl9QVFIoLUVJ TlZBTCk7Cj4+Pj4+PiArCX0KPj4+Pj4KPj4+Pj4gYWFhYWFhbmQganVzdCBsaWtlIHRoYXQgeW91 IGJyZWFrIHBvdGVudGlhbGx5IGV4aXN0aW5nIHNjcmlwdHMgOi0pCj4+Pj4+Cj4+Pj4+IFdlIG5l ZWQgdG8gZmluZCBhIGJldHRlciB3YXkgb2YgZW5mb3JjaW5nIGEgbmFtZSB3aGljaCBkb2Vzbid0 IGJyZWFrCj4+Pj4+IGV4aXN0aW5nIHVzZXJzLgo+Pj4+Cj4+Pj4gSSdtIHJlYWxseSBvcGVuIGZv ciBzdWdnZXN0aW9ucyBob3cgdG8gZW5mb3JjZSB0aGlzIHdpdGhvdXQgYnJlYWtpbmcKPj4+PiB0 aG9zZSBzY3JpcHRzIDspCj4+Pj4KPj4+PiBUaGUgb3JpZ2luIG9mIHRoaXMgY29tbWl0IGlzIGdp dGh1YiBpc3N1ZSBmb3IgbGlidXNiZ3hbMV0uCj4+Pj4gU28gdGhlIHByb2JsZW0gaXMgdGhhdCBs aWJyYXJ5IGFsbG93cyB0byBjcmVhdGUgYSBmdW5jdGlvbiB3aXRoIGVtcHR5Cj4+Pj4gbmFtZSAo YmVjYXVzZSBJIG1pc3Rha2VubHkgYXNzdW1lZCB0aGF0IGtlcm5lbCByZWplY3RzIHRoaXMpIGJ1 dCB0aGVuIGl0Cj4+Pj4gaXMgdW5hYmxlIHRvIHJlaW5pdGlhbGl6ZSB0aGUgQ29uZmlnRlMgc3Rh dGUgYmVjYXVzZSB0aGVyZSBpcyBhIGNoZWNrCj4+Pj4gdGhhdCBkaXNhbGxvd3MgdGhpcy4gRnJv bSBteSBwb2ludCBvZiB2aWV3IEknZCBiZSBoYXBweSB0byBkaXNhbGxvdwo+Pj4+IGVtcHR5IG5h bWVzIGJlY2F1c2UgaXQgY2F1c2VzIHNvbWUgcHJvYmxlbXMgKGZfZnMpIG9yIHdlaXJkIGRlYnVn Cj4+Pj4gbWVzc2FnZXMgKGZfdGNtKSBzbyBpcyBnZW5lcmFsbHkgaW5jb252ZW5pZW50IGFuZCBz ZWVtcyB0byBiZQo+Pj4+IHVuaW50ZW50aW9uYWwuIEJ1dCBJIHdvdWxkIGxpa2UgdG8ga2VlcCB0 aGlzIGNvbnNpc3RlbnQgd2l0aCBrZXJuZWwgcG9saWN5Lgo+Pj4KPj4+IEkgdGhpbmsgd2UgbmVl ZCB0byBmaXJzdCBmaXggbGlidXNiZ3ggdG8gcHJldmVudCBlbXB0eSBuYW1lcy4KPj4+Cj4+PiBJ IGRvbid0IHdhbnQgdG8gYmUgdGhlIG9uZSBoZWFyaW5nIGZyb20gTGludXMgdGhhdCAid2UgZG9u J3QgYnJlYWsKPj4+IHVzZXJzcGFjZSIuIEl0J3MgY2xlYXIgdGhhdCBlbXB0eSBuYW1lcyBzaG91 bGRuJ3QgYmUgYWxsb3dlZCwgYnV0IHRoZXkKPj4+IF9hcmVfIGFsbG93ZWQgYXMgb2YgdG9kYXks IHNvIGhvdyBjYW4gd2UgY2F1c2UgYSByZWdyZXNzaW9uIGFsbCBvZiBhCj4+PiBzdWRkZW4/Cj4+ Pgo+Pj4gQWxhbiwgR3JlZywgYW55IHN1Z2dlc3Rpb25zPwo+Pgo+PiBZb3UgY291bGQgZG8gc29t ZSBzaWxseSBuYW1lIG11bmdpbmcsIGxpa2UgY2hhbmdpbmcgYW4gZW1wdHkgbmFtZSB0bwo+PiAi ICIgd2hlbmV2ZXIgeW91IGVuY291bnRlciBpdC4gIE9yIGFkZGluZyBhbiAnXycgdG8gdGhlIGVu ZCBvZiBhbnkgbmFtZQo+PiB0aGF0IGNvbnNpc3RzIG9mIG5vdGhpbmcgYnV0ICdfJyBjaGFyYWN0 ZXJzLgo+IAo+IEhtbSwgdGhhdCBjb3VsZCBiZSBkb25lLiBTbyBldmVyeXRpbWUgdXNlcnNwYWNl IGdpdmVzIHVzIGFuIGVtcHR5IG5hbWUsCj4gd2Ugd291bGQgY29udmVydCB0byAnXycuIFRoYXQg c3RpbGwgZG9lc24ndCBzb2x2ZSB0aGUgcHJvYmxlbXMgb2YKPiBtb3VudGluZyBmdW5jdGlvbmZz LCB0aG91Z2guIEJ1dCBJIGd1ZXNzIHRoZXJlJ3Mgbm90aGluZyB0aGF0IGNhbiBiZQo+IGRvbmUg aW4gdGhhdCBjYXNlLgo+IAoKSG93IGlzIGl0IGRpZmZlcmVudCBmcm9tIGRpc2FsbG93aW5nIGVt cHR5IG5hbWU/Ckl0IG1heSBhbHNvIGNhdXNlIHNvbWUgImJyb2tlbiIgc2NyaXB0cyBzdG9wIHdv cmtpbmcuCklzbid0IGl0IGdvaW5nIHRvIGludHJvZHVjZSBzb21lIHdlaXJkIHByb2JsZW1zIGxp a2U6Cgpta2RpciBnMS9mdW5jdGlvbi9mZnMuXwpta2RpciBnMi9mdW5jdGlvbi9mZnMuCi1FQlVT WQoKQmVzdCByZWdhcmRzLAo=