From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Bart Van Assche To: "zwp10758@gmail.com" , "paolo.valente@linaro.org" CC: "linux-block@vger.kernel.org" , "axboe@kernel.dk" Subject: Re: [PATCH 3/5] bfq: Check kstrtoul() return value Date: Fri, 1 Sep 2017 17:41:55 +0000 Message-ID: <1504287714.14386.53.camel@wdc.com> References: <20170830184211.12471-1-bart.vanassche@wdc.com> <20170830184211.12471-4-bart.vanassche@wdc.com> In-Reply-To: Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gU2F0LCAyMDE3LTA5LTAyIGF0IDAxOjM3ICswODAwLCB3ZWlwaW5nIHpoYW5nIHdyb3RlOg0K PiAyMDE3LTA5LTAyIDE6MTQgR01UKzA4OjAwIFBhb2xvIFZhbGVudGUgPHBhb2xvLnZhbGVudGVA bGluYXJvLm9yZz46DQo+ID4gSWwgZ2lvcm5vIDMwIGFnbyAyMDE3LCBhbGxlIG9yZSAyMDo0Miwg QmFydCBWYW4gQXNzY2hlIDxiYXJ0LnZhbmFzc2NoZUB3ZGMuY29tPiBoYSBzY3JpdHRvOg0KPiA+ ID4gDQo+ID4gPiBNYWtlIHN5c2ZzIHdyaXRlcyBmYWlsIGZvciBpbnZhbGlkIG51bWJlcnMgaW5z dGVhZCBvZiBzdG9yaW5nDQo+ID4gPiB1bmluaXRpYWxpemVkIGRhdGEgY29waWVkIGZyb20gdGhl IHN0YWNrLiBUaGlzIHBhdGNoIHJlbW92ZXMNCj4gPiA+IGFsbCB1bmluaXRpYWxpemVkX3Zhcigp IG9jY3VycmVuY2VzIGZyb20gdGhlIEJGUSBzb3VyY2UgY29kZS4NCj4gPiA+IA0KPiA+ID4gU2ln bmVkLW9mZi1ieTogQmFydCBWYW4gQXNzY2hlIDxiYXJ0LnZhbmFzc2NoZUB3ZGMuY29tPg0KPiA+ ID4gQ2M6IFBhb2xvIFZhbGVudGUgPHBhb2xvLnZhbGVudGVAbGluYXJvLm9yZz4NCj4gPiANCj4g PiBBY2tlZC1ieTogUGFvbG8gVmFsZW50ZSA8cGFvbG8udmFsZW50ZUBsaW5hcm8ub3JnPg0KPiAN Cj4gaG93IGFib3V0IHVzaW5nIHNpbXBsZV9zdHJ0b3VsICB3aGljaCB3YXMgdXNlZCBpbiBjZnEv bXEtaW9zY2hlZC5jDQo+ICp2YXIgPSBzaW1wbGVfc3RydG91bChwLCAmcCwgMTApOw0KPiANCj4g aWYgaW52YWxpZCBzdHJpbmcgY2FtZSBmcm9tIHN5c2ZzLCB0aGlzIGZ1bmN0aW9uIGp1c3QgcmV0 dXJuIDAsDQo+IGFuZCB0aGVyZSBhcmUgdmFsaWRhdGlvbnMgYWZ0ZXIgZXZlcnkgY2FsbGluZyBi ZnFfdmFyX3N0b3JlLg0KDQpIZWxsbyBXZWlwaW5nLA0KDQpTb3JyeSBidXQgSSBkbyBub3QgbGlr ZSB0aGlzIHByb3Bvc2FsIGJlY2F1c2U6DQoqIElmIGludmFsaWQgaW5wdXQgaXMgcHJvdmlkZWQg d3JpdGluZyBpbnRvIGEgc3lzZnMgYXR0cmlidXRlIHNob3VsZCBmYWlsDQogIGluc3RlYWQgb2Yg aWdub3JpbmcgdGhlIGludmFsaWQgaW5wdXQgc2lsZW50bHkuDQoqIHNpbXBsZV9zdHJ0b3VsKCkg aXMgY29uc2lkZXJlZCBvYnNvbGV0ZSBhbmQgbXVzdCBub3QgYmUgdXNlZCBpbiBuZXcgY29kZS4N CiAgRnJvbSBpbmNsdWRlL2xpbnV4L2tlcm5lbC5oOg0KDQovKiBPYnNvbGV0ZSwgZG8gbm90IHVz ZS4gIFVzZSBrc3RydG88Zm9vPiBpbnN0ZWFkICovDQoNCmV4dGVybiB1bnNpZ25lZCBsb25nIHNp bXBsZV9zdHJ0b3VsKGNvbnN0IGNoYXIgKixjaGFyICoqLHVuc2lnbmVkIGludCk7DQpleHRlcm4g bG9uZyBzaW1wbGVfc3RydG9sKGNvbnN0IGNoYXIgKixjaGFyICoqLHVuc2lnbmVkIGludCk7DQpl eHRlcm4gdW5zaWduZWQgbG9uZyBsb25nIHNpbXBsZV9zdHJ0b3VsbChjb25zdCBjaGFyICosY2hh ciAqKix1bnNpZ25lZCBpbnQpOw0KZXh0ZXJuIGxvbmcgbG9uZyBzaW1wbGVfc3RydG9sbChjb25z dCBjaGFyICosY2hhciAqKix1bnNpZ25lZCBpbnQpOw0KDQpCYXJ0Lg==