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: core: endpoint: Add error messages for usb_create_ep_devs() From: Suwan Kim Message-Id: <20190122141932.GA3089@192.168.nate.com> Date: Tue, 22 Jan 2019 23:19:33 +0900 To: Greg KH Cc: linux-usb@vger.kernel.org List-ID: T24gTW9uLCBKYW4gMjEsIDIwMTkgYXQgMDM6MzU6MzRQTSArMDEwMCwgR3JlZyBLSCB3cm90ZToK PiBPbiBNb24sIEphbiAyMSwgMjAxOSBhdCAxMTozMDo1NVBNICswOTAwLCBTdXdhbiBLaW0gd3Jv dGU6Cj4gPiB1c2JfY3JlYXRlX2VwX2RldnMoKSByZXR1cm5zIGVycm9yIGNvZGUgaWYgYW4gZXJy b3Igb2NjdXJzLiBCdXQKPiA+IHVzYl9uZXdfZGV2aWNlKCkgYW5kIGNyZWF0ZV9pbnRmX2VwX2Rl dnMoKSB3aGljaCB1c2UgdXNiX2NyZWF0ZV9lcF9kZXZzKCkKPiA+IHRvIGNyZWF0ZSBlbmRwb2lu dCBkZXZpY2VzIGlnbm9yZSB0aGUgZXJyb3IgYW5kIGN1dCB0aGUgcHJvcGFnYXRpb24KPiA+IG9m IHRoZSBlcnJvciB3aGVuIHVzYl9jcmVhdGVfZXBfZGV2cygpIGZhaWxzLiBTbywgdXNiX2NyZWF0 ZV9lcF9kZXZzKCkKPiA+IHByaW50cyBhbiBlcnJvciBtZXNzYWdlIGZvciBkZWJ1Z2dpbmcgb3Ig bm90aWZpY2F0aW9uIHB1cnBvc2VzIGlmIGFuCj4gPiBlcnJvciBvY2N1cnMuCj4gPiAKPiA+IFNp Z25lZC1vZmYtYnk6IFN1d2FuIEtpbSA8c3V3YW4ua2ltMDI3QGdtYWlsLmNvbT4KPiA+IC0tLQo+ ID4gIGRyaXZlcnMvdXNiL2NvcmUvZW5kcG9pbnQuYyB8IDUgKysrKy0KPiA+ICAxIGZpbGUgY2hh bmdlZCwgNCBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCj4gPiAKPiA+IGRpZmYgLS1naXQg YS9kcml2ZXJzL3VzYi9jb3JlL2VuZHBvaW50LmMgYi9kcml2ZXJzL3VzYi9jb3JlL2VuZHBvaW50 LmMKPiA+IGluZGV4IDFjMmMwNDA3OTY3Ni4uYWQzOTAyYzAyM2Q5IDEwMDY0NAo+ID4gLS0tIGEv ZHJpdmVycy91c2IvY29yZS9lbmRwb2ludC5jCj4gPiArKysgYi9kcml2ZXJzL3VzYi9jb3JlL2Vu ZHBvaW50LmMKPiA+IEBAIC0xODIsNiArMTgyLDcgQEAgaW50IHVzYl9jcmVhdGVfZXBfZGV2cyhz dHJ1Y3QgZGV2aWNlICpwYXJlbnQsCj4gPiAgCj4gPiAgCWVwX2RldiA9IGt6YWxsb2Moc2l6ZW9m KCplcF9kZXYpLCBHRlBfS0VSTkVMKTsKPiA+ICAJaWYgKCFlcF9kZXYpIHsKPiA+ICsJCWRldl9l cnIocGFyZW50LCAiZW5kcG9pbnQgZGV2aWNlIGFsbG9jIGZhaWxlZFxuIik7Cj4gCj4ga3phbGxv YygpIHByaW50cyBvdXQgYW4gZXJyb3IgaWYgaXQgZmFpbHMsIHdoeSBwcmludCBvdXQgaXQgYWdh aW4gaGVyZT8KPiAKPiA+ICAJCXJldHZhbCA9IC1FTk9NRU07Cj4gPiAgCQlnb3RvIGV4aXQ7Cj4g PiAgCX0KPiA+IEBAIC0xOTQsOCArMTk1LDEwIEBAIGludCB1c2JfY3JlYXRlX2VwX2RldnMoc3Ry dWN0IGRldmljZSAqcGFyZW50LAo+ID4gIAlkZXZfc2V0X25hbWUoJmVwX2Rldi0+ZGV2LCAiZXBf JTAyeCIsIGVuZHBvaW50LT5kZXNjLmJFbmRwb2ludEFkZHJlc3MpOwo+ID4gIAo+ID4gIAlyZXR2 YWwgPSBkZXZpY2VfcmVnaXN0ZXIoJmVwX2Rldi0+ZGV2KTsKPiA+IC0JaWYgKHJldHZhbCkKPiA+ ICsJaWYgKHJldHZhbCkgewo+ID4gKwkJZGV2X2VycihwYXJlbnQsICJlbmRwb2ludCBkZXZpY2Ug cmVnaXN0ZXIgZmFpbGVkXG4iKTsKPiAKPiBEb2Vzbid0IGRldmljZV9hZGQoKSBwcm92aWRlIGFu IGVycm9yIGlmIHRoaXMgZmFpbHM/ICBJZiBub3QsIHdoYXQgY2FuCj4gd2UgZG8gYWJvdXQgaXQg aGVyZT8KPiAKPiBBbmQgZXZlbiBpZiB5b3UgZG8gd2FudCB0aGlzIG1lc3NhZ2UsIGl0J3Mgbm90 IHRoZSBwYXJlbnQgdGhhdCBmYWlsZWQgdG8KPiByZWdpc3Rlciwgc28gdGhpcyBtaWdodCBiZSBh IGJpdCBtaXNsZWFkaW5nIG9mIGEgbWVzc2FnZS4KIApPaC4uLiBJIHdhcyBtaXN1bmRlcnN0YWRp bmcuIFRoYW5rIHlvdSBmb3IgcG9pbnRpbmcgb3V0LgoKPiBXaGF0IHByb2JsZW0gYXJlIHlvdSBo YXZpbmcgdGhhdCB5b3UgYXJlIHRyeWluZyB0byBmaXggaGVyZT8gIEhhdmUgeW91Cj4gc2VlbiB0 aGUgY2FsbCB0byBkZXZpY2VfcmVnaXN0ZXIoKSBmYWlsIGZvciBhbiBlbmRwb2ludD8KPiAKPiB0 aGFua3MsCj4gCj4gZ3JlZyBrLWgKClRoYW5rIHlvdSB2ZXJ5IG11Y2ggZm9yIHJldmlld2luZyBt eSBjb2RlLiBJIGRpZCBub3Qgc2VlIHRoZSBlcnJvcgphY3R1YWxseSBoYXBwZW5pbmcuIEkganVz dCB3YW50ZWQgdG8gZml4IHRoaW5ncyBhYm91dCBpZ25vcmluZyBlcnJvcnMuCkkgd2lsbCBkaXNj YXJkIHRoaXMgcGF0Y2ggaWYgdGhlcmUgYXJlIHJlYWxseSBmZXcgZXJyb3JzLgoKUmVnYXJkcwpT dXdhbiBLaW0K