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: usbip: vhc_hcd: prevent module being removed while device are attached From: Greg Kroah-Hartman Message-Id: <20180403065618.GA1093@kroah.com> Date: Tue, 3 Apr 2018 08:56:18 +0200 To: Shuah Khan Cc: valentina.manea.m@gmail.com, shuah@kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: T24gTW9uLCBBcHIgMDIsIDIwMTggYXQgMDI6NTI6MzFQTSAtMDYwMCwgU2h1YWggS2hhbiB3cm90 ZToKPiB2aGNpX2hjZCBtb2R1bGUgY2FuIGJlIHJlbW92ZWQgZXZlbiB3aGVuIGRldmljZXMgYXJl IGF0dGFjaGVkLiBGaXggdG8KPiBwcmV2ZW50IG1vZHVsZSByZW1vdmFsIHdoZW4gZGV2aWNlcyBh cmUgc3RpbGwgYXR0YWNoZWQuCj4gCj4gU2lnbmVkLW9mZi1ieTogU2h1YWggS2hhbiA8c2h1YWhr aEBvc2cuc2Ftc3VuZy5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMu YyB8IDI1ICsrKysrKysrKysrKysrKysrKysrKy0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDIxIGlu c2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNi L3VzYmlwL3ZoY2lfc3lzZnMuYyBiL2RyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMuYwo+IGlu ZGV4IDQ4ODA4Mzg4ZWMzMy4uNmE1NGI5YWE5MmJlIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvdXNi L3VzYmlwL3ZoY2lfc3lzZnMuYwo+ICsrKyBiL2RyaXZlcnMvdXNiL3VzYmlwL3ZoY2lfc3lzZnMu Ywo+IEBAIC05LDYgKzksNyBAQAo+ICAjaW5jbHVkZSA8bGludXgvbmV0Lmg+Cj4gICNpbmNsdWRl IDxsaW51eC9wbGF0Zm9ybV9kZXZpY2UuaD4KPiAgI2luY2x1ZGUgPGxpbnV4L3NsYWIuaD4KPiAr I2luY2x1ZGUgPGxpbnV4L21vZHVsZS5oPgo+ICAKPiAgI2luY2x1ZGUgInVzYmlwX2NvbW1vbi5o Igo+ICAjaW5jbHVkZSAidmhjaS5oIgo+IEBAIC0yNTIsNiArMjUzLDggQEAgc3RhdGljIHNzaXpl X3QgZGV0YWNoX3N0b3JlKHN0cnVjdCBkZXZpY2UgKmRldiwgc3RydWN0IGRldmljZV9hdHRyaWJ1 dGUgKmF0dHIsCj4gIAlpZiAocmV0IDwgMCkKPiAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgCj4gKwlt b2R1bGVfcHV0KFRISVNfTU9EVUxFKTsKPiArCj4gIAl1c2JpcF9kYmdfdmhjaV9zeXNmcygiTGVh dmVcbiIpOwo+ICAKPiAgCXJldHVybiBjb3VudDsKPiBAQCAtMzAyLDcgKzMwNSw3IEBAIHN0YXRp YyBzc2l6ZV90IGF0dGFjaF9zdG9yZShzdHJ1Y3QgZGV2aWNlICpkZXYsIHN0cnVjdCBkZXZpY2Vf YXR0cmlidXRlICphdHRyLAo+ICAJc3RydWN0IHZoY2lfaGNkICp2aGNpX2hjZDsKPiAgCXN0cnVj dCB2aGNpX2RldmljZSAqdmRldjsKPiAgCXN0cnVjdCB2aGNpICp2aGNpOwo+IC0JaW50IGVycjsK PiArCWludCBlcnIsIHJldDsKPiAgCXVuc2lnbmVkIGxvbmcgZmxhZ3M7Cj4gIAo+ICAJLyoKPiBA QCAtMzM5LDEwICszNDIsMTggQEAgc3RhdGljIHNzaXplX3QgYXR0YWNoX3N0b3JlKHN0cnVjdCBk ZXZpY2UgKmRldiwgc3RydWN0IGRldmljZV9hdHRyaWJ1dGUgKmF0dHIsCj4gIAllbHNlCj4gIAkJ dmRldiA9ICZ2aGNpLT52aGNpX2hjZF9ocy0+dmRldltyaHBvcnRdOwo+ICAKPiArCS8qIGdldCBt b2R1bGUgcmVmIHRvIGF2b2lkIGJlaW5nIHJlbW92ZWQgd2l0aCBhY3RpdmUgYXR0YWNoZWQgZGV2 cyAqLwo+ICsJaWYgKCF0cnlfbW9kdWxlX2dldChUSElTX01PRFVMRSkpIHsKPiArCQlyZXQgPSAt RUFHQUlOOwo+ICsJCWdvdG8gbW9kdWxlX2dldF9lcnI7Cj4gKwl9CgpUaGF0J3MgcmVhbGx5IG5v dCBhIGdvb2QgaWRlYSwgdHJ5aW5nIHRvIGdyYWIgeW91ciBvd24gbW9kdWxlIHJlZmVyZW5jZQpp cyBjb25zaWRlcmVkIHJhY3kgYW5kIHdlIHN0b3BwZWQgYWRkaW5nIHRoYXQgY29kZSBwYXR0ZXJu IHRvIHRoZSBrZXJuZWwKYSBsb25nIHRpbWUgYWdvLgoKV2hhdCdzIHdyb25nIGlmIHlvdSByZW1v dmUgdGhlIHZoY2kgbW9kdWxlIGlmIGRldmljZXMgYXJlIGF0dGFjaGVkPyAgWW91CmNhbiBkbyB0 aGF0IHRvZGF5IGZvciBhbnkgb3RoZXIgVVNCIGhvc3QgZHJpdmVyLCB0aGlzIHNob3VsZG4ndCBi ZQoic3BlY2lhbCIuCgpBbHNvLCBrZXJuZWwgbW9kdWxlcyBhcmUgbmV2ZXIgYXV0b21hdGljYWxs eSByZW1vdmVkIGJ5IHRoZSBzeXN0ZW0sIHNvCnNvbWVvbmUgaGFzIHRvIGRvIHRoaXMgYnkgaGFu ZCwgc28gdGhleSBrbmV3IHdoYXQgdGhleSB3ZXJlIGRvaW5nIDopCgp0aGFua3MsCgpncmVnIGst aAotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vi c2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhlIGJvZHkgb2YgYSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2 Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0cDovL3ZnZXIua2VybmVs Lm9yZy9tYWpvcmRvbW8taW5mby5odG1sCg==