From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Gordon Subject: Re: [PATCH libdrm] xf86drm: Bound strstr() to the allocated data Date: Mon, 25 Jan 2016 12:58:26 +0000 Message-ID: <56A61BF2.2010600@intel.com> References: <1453467083-24797-1-git-send-email-damien.lespiau@intel.com> <20160122144805.GL23290@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 9DCA56E451 for ; Mon, 25 Jan 2016 04:58:28 -0800 (PST) In-Reply-To: <20160122144805.GL23290@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMjIvMDEvMTYgMTQ6NDgsIFZpbGxlIFN5cmrDpGzDpCB3cm90ZToKPiBPbiBGcmksIEphbiAy MiwgMjAxNiBhdCAxMjo1MToyM1BNICswMDAwLCBEYW1pZW4gTGVzcGlhdSB3cm90ZToKPj4gV2Ug YXJlIHJlYWRpbmcgYXQgbW9zdCBzaXplb2YoZGF0YSkgYnl0ZXMsIGJ1dCB0aGVuIGRhdGEgbWF5 IG5vdCBjb250YWluCj4+IGEgdGVybWluYXRpbmcgJ1wwJywgYXQgbGVhc3QgaW4gdGhlb3J5LCBz byBzdHJzdHIoKSBtYXkgb3ZlcmZsb3cgdGhlCj4+IHN0YWNrIGFsbG9jYXRlZCBhcnJheS4KPj4K Pj4gTWFrZSBzdXJlIHRoYXQgZGF0YSBhbHdheXMgY29udGFpbnMgYXQgbGVhc3Qgb25lICdcMCcu Cj4+Cj4+IFNpZ25lZC1vZmYtYnk6IERhbWllbiBMZXNwaWF1IDxkYW1pZW4ubGVzcGlhdUBpbnRl bC5jb20+Cj4+IC0tLQo+PiAgIHhmODZkcm0uYyB8IDMgKystCj4+ICAgMSBmaWxlIGNoYW5nZWQs IDIgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+Pgo+PiBkaWZmIC0tZ2l0IGEveGY4NmRy bS5jIGIveGY4NmRybS5jCj4+IGluZGV4IDdlMjhiNGYuLjVmNTg3ZDkgMTAwNjQ0Cj4+IC0tLSBh L3hmODZkcm0uYwo+PiArKysgYi94Zjg2ZHJtLmMKPj4gQEAgLTI4NjMsNyArMjg2Myw3IEBAIHN0 YXRpYyBpbnQgZHJtUGFyc2VQY2lCdXNJbmZvKGludCBtYWosIGludCBtaW4sIGRybVBjaUJ1c0lu Zm9QdHIgaW5mbykKPj4gICB7Cj4+ICAgI2lmZGVmIF9fbGludXhfXwo+PiAgICAgICBjaGFyIHBh dGhbUEFUSF9NQVggKyAxXTsKPj4gLSAgICBjaGFyIGRhdGFbMTI4XTsKPj4gKyAgICBjaGFyIGRh dGFbMTI4ICsgMV07Cj4+ICAgICAgIGNoYXIgKnN0cjsKPj4gICAgICAgaW50IGRvbWFpbiwgYnVz LCBkZXYsIGZ1bmM7Cj4+ICAgICAgIGludCBmZCwgcmV0Owo+PiBAQCAtMjg3NCw2ICsyODc0LDcg QEAgc3RhdGljIGludCBkcm1QYXJzZVBjaUJ1c0luZm8oaW50IG1haiwgaW50IG1pbiwgZHJtUGNp QnVzSW5mb1B0ciBpbmZvKQo+PiAgICAgICAgICAgcmV0dXJuIC1lcnJubzsKPj4KPj4gICAgICAg cmV0ID0gcmVhZChmZCwgZGF0YSwgc2l6ZW9mKGRhdGEpKTsKPj4gKyAgICBkYXRhWzEyOF0gPSAn XDAnOwo+Cj4gU2xpZ2h0bHkgbW9yZSBwYXJhbm9pZCB3b3VsZCBiZSBzb21ldGhpbmcgYWxvbmcg dGhlIGxpbmVzIG9mCj4gaWYgKHJldCA+PSAwKQo+IAlkYXRhW3JldF0gPSAnXDAnOwoKRXhjZXB0 IHRoYXQgdGhpcyBjb3VsZCBub3cgYmUgb3V0LW9mLWJvdW5kcyA6KApJIHRoaW5rIHRoZSByZWFk KCkgc2hvdWxkIGJlIGNoYW5nZWQgdG8gbm90IGZpbGwgdGhlIG5ld2x5LWVubGFyZ2VkIAphcnJh eSBjb21wbGV0ZWx5OgoKCWNoYXIgZGF0YVtOKzFdCglyZXQgPSByZWFkKGZkLCBkYXRhLCBOKTsK CWlmIChyZXQgPj0gMCkKCQlkYXRhW3JldF0gPSAnXDAnOwoKc28gdGhhdCBpbiB0aGUgbGFzdCBs aW5lLCByZXQgPD0gTiBhbmQgdGhlcmVmb3JlIGNhbid0IG92ZXJmbG93LgoKQnV0IHdyaXRpbmcg dGhlIE5VTCBhdCB0aGUgY29uc3RhbnQgb2Zmc2V0ICgiZGF0YVtOXSA9ICdcMCc7Iikgd2FzIE9L IAp0b28sIGl0IGp1c3QgbWVhbnMgdGhhdCBpZiB0aGUgZGF0YSBpcyBzaG9ydCBhbmQgbm90IE5V TC10ZXJtaW5hdGVkIGl0IAp3aWxsIGJlIHRyZWF0ZWQgYXMgaGF2aW5nIHJhbmRvbSBieXRlcyBh cHBlbmRlZCwgdXAgdG8gdGhlIGd1YXJhbnRlZWQgCk5VTC4gU2luY2UgdGhlIGlucHV0IGNvdWxk IGFjdHVhbGx5IGhhdmUgY29udGFpbmVkIHRob3NlIHJhbmRvbSBieXRlcywgCnB1dHRpbmcgdGhl IE5VTCBhdCB0aGUgdmVyeSBlbmQgb2YgdGhlIGJ1ZmZlciBkb2Vzbid0IG1ha2UgdGhpbmdzIHdv cnNlLgoKLkRhdmUuCgo+IEJ1dCB0aGlzIHNob3VsZCBiZSBnb29kIGVub3VnaCBJIHRoaW5rIHNv Cj4gUmV2aWV3ZWQtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRl bC5jb20+Cj4KPiBUaGUgb3RoZXIgdGhpbmcgSSBzcG90dGVkIHdoaWxlIGxvb2tpbmcgYXQgdGhl IGNvZGUgaXMgdGhlIGZhY3QgdGhhdCBpdAo+IGRvZXNuJ3QgY2hlY2sgdGhlIHNucHJpbnQoKSBy ZXR1cm4gdmFsdWUuIEJ1dCBJIGd1ZXNzIFBBVEhfTUFYIGlzIGJpZwo+IGVub3VnaCB0aGF0IGV2 ZW4gaWYgeW91IHNvbWVob3cgbWFrZSBtYWogYW5kIG1pbiBJTlRfTUlOIGl0J2xsIHN0aWxsCj4g Zml0Lgo+Cj4+ICAgICAgIGNsb3NlKGZkKTsKPj4gICAgICAgaWYgKHJldCA8IDApCj4+ICAgICAg ICAgICByZXR1cm4gLWVycm5vOwo+PiAtLQo+PiAyLjQuMwo+Pgo+PiBfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+PiBJbnRlbC1nZnggbWFpbGluZyBsaXN0 Cj4+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPj4gaHR0cDovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo+CgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=