From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yonghong Song Date: Thu, 28 Feb 2019 06:58:29 +0000 Subject: Re: [PATCH] tools/libbpf: signedness bug in btf_dedup_ref_type() Message-Id: List-Id: References: <20190228054627.GC3253@kadam> In-Reply-To: <20190228054627.GC3253@kadam> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Dan Carpenter , Alexei Starovoitov , Andrii Nakryiko Cc: Daniel Borkmann , Martin Lau , Song Liu , "netdev@vger.kernel.org" , "kernel-janitors@vger.kernel.org" DQoNCk9uIDIvMjcvMTkgOTo0NiBQTSwgRGFuIENhcnBlbnRlciB3cm90ZToNCj4gVGhlICJyZWZf dHlwZV9pZCIgdmFyaWFibGUgbmVlZHMgdG8gYmUgc2lnbmVkIGZvciB0aGUgZXJyb3IgaGFuZGxp bmcNCj4gdG8gd29yay4NCj4gDQo+IEZpeGVzOiBkNWNhZWY1YjU2NTUgKCJidGY6IGFkZCBCVEYg dHlwZXMgZGVkdXBsaWNhdGlvbiBhbGdvcml0aG0iKQ0KPiBTaWduZWQtb2ZmLWJ5OiBEYW4gQ2Fy cGVudGVyIDxkYW4uY2FycGVudGVyQG9yYWNsZS5jb20+DQo+IC0tLQ0KPiBUaGlzIGdvZXMgdGhy b3VnaCB0aGUgQlBGIHRyZWUgcHJvYmFibHksIGFsdGhvdWdoIGl0IGRvZXMgYXBwbHkgdG8NCj4g bmV0LW5leHQuDQo+IA0KPiAgIHRvb2xzL2xpYi9icGYvYnRmLmMgfCAzICsrLQ0KPiAgIDEgZmls ZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkNCj4gDQo+IGRpZmYgLS1n aXQgYS90b29scy9saWIvYnBmL2J0Zi5jIGIvdG9vbHMvbGliL2JwZi9idGYuYw0KPiBpbmRleCA2 OGI1MGU5YmJkZTEuLjhmYWVkNTM4NjEyNCAxMDA2NDQNCj4gLS0tIGEvdG9vbHMvbGliL2JwZi9i dGYuYw0KPiArKysgYi90b29scy9saWIvYnBmL2J0Zi5jDQo+IEBAIC0yMzI2LDcgKzIzMjYsOCBA QCBzdGF0aWMgaW50IGJ0Zl9kZWR1cF9yZWZfdHlwZShzdHJ1Y3QgYnRmX2RlZHVwICpkLCBfX3Uz MiB0eXBlX2lkKQ0KPiAgIAlzdHJ1Y3QgYnRmX3R5cGUgKnQsICpjYW5kOw0KPiAgIAkvKiBpZiB3 ZSBkb24ndCBmaW5kIGVxdWl2YWxlbnQgdHlwZSwgdGhlbiB3ZSBhcmUgcmVwcmVzZW50YXRpdmUg dHlwZSAqLw0KPiAgIAlfX3UzMiBuZXdfaWQgPSB0eXBlX2lkOw0KPiAtCV9fdTMyIGgsIHJlZl90 eXBlX2lkOw0KPiArCV9fdTMyIGg7ID4gKwlpbnQgcmVmX3R5cGVfaWQ7DQoNCm5pdC4gTWF5YmUg eW91IGNhbiBjaGFuZ2UgdG8NCglpbnQgcmVmX3R5cGVfaWQ7DQoJX191MzIgaDsNCnRvIG1haW50 YWluIGtlcm5lbCBkZWNsYXJhdGlvbiByZXZlcnNlIGNocmlzdG1hcyB0cmVlIGNvbnZlbnRpb24/ DQoNCj4gICANCj4gICAJaWYgKGQtPm1hcFt0eXBlX2lkXSA9PSBCVEZfSU5fUFJPR1JFU1NfSUQp DQo+ICAgCQlyZXR1cm4gLUVMT09QOw0KPiANCg=