From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Subject: [PATCH] drm/i915: Fix integer overflow tests Date: Thu, 17 Aug 2017 09:23:10 +0300 Message-ID: <20170817062310.rc6ol2c5vttvrjlx@mwanda> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , Jason Ekstrand , Chris Wilson Cc: David Airlie , intel-gfx@lists.freedesktop.org, kernel-janitors@vger.kernel.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org VGhlcmUgYXJlIHNvbWUgcG90ZW50aWFsIGludGVnZXIgb3ZlcmZsb3dzIGhlcmUgb24gNjQgYml0 IHN5c3RlbXMuCgpUaGUgY29uZGl0aW9uICJpZiAobmZlbmNlcyA+IFNJWkVfTUFYIC8gc2l6ZW9m KCpmZW5jZXMpKSIgY2FuIG9ubHkgYmUKdHJ1ZSBvbiAzMiBiaXQgc3lzdGVtcywgaXQncyBhIG5v LW9wIG9uIDY0IGJpdCwgc28gbGV0J3MgaWdub3JlIHRoZQpjaGVjayBmb3Igbm93IGFuZCBsb29r IGEgY291cGxlIGxpbmVzIGFmdGVyOgoKCWlmICghYWNjZXNzX29rKFZFUklGWV9SRUFELCB1c2Vy LCBuZmVuY2VzICogMiAqIHNpemVvZih1MzIpKSkKICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgXl5eXl5eXl5eXl4KIm5mZW5jZXMiIGlzIGFuIHVuc2lnbmVkIGludCwg c28gaWYgd2Ugc2V0IGl0IHRvIFVJTlRfTUFYIGFuZCBtdWx0aXBseQpieSB0d28sIGl0J3MgZ29p bmcgdG8gaGF2ZSBhbiBpbnRlZ2VyIG92ZXJmbG93LiAgVGhlICJhcmdzLT5idWZmZXJfY291bnQi CmlzIGFsc28gYW4gdW5zaWduZWQgaW50IHNvIGl0IGNvdWxkIG92ZXJmbG93IGlmIGl0J3Mgc2V0 IHRvIFVJTlRfTUFYCndoZW4gd2UgZG86CgoJZXhlYzJfbGlzdCA9IGt2bWFsbG9jX2FycmF5KGFy Z3MtPmJ1ZmZlcl9jb3VudCArIDEsIHN6LAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICBeXl5eXl5eXl5eXl5eXl5eXl5eXl5eCkZpeGVzOiAyODg5Y2FhOTIzMjEgKCJkcm0vaTkx NTogRWxpbWluYXRlIGxvdHMgb2YgaXRlcmF0aW9ucyBvdmVyIHRoZSBleGVjb2JqZWN0cyBhcnJh eSIpClNpZ25lZC1vZmYtYnk6IERhbiBDYXJwZW50ZXIgPGRhbi5jYXJwZW50ZXJAb3JhY2xlLmNv bT4KCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9leGVjYnVmZmVy LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9leGVjYnVmZmVyLmMKaW5kZXggMTVh YjNlNjc5MmY5Li5mNTY5NzIxYWFkMWEgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZ2VtX2V4ZWNidWZmZXIuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dl bV9leGVjYnVmZmVyLmMKQEAgLTIxNTIsNyArMjE1Miw3IEBAIGdldF9mZW5jZV9hcnJheShzdHJ1 Y3QgZHJtX2k5MTVfZ2VtX2V4ZWNidWZmZXIyICphcmdzLAogCWlmICghKGFyZ3MtPmZsYWdzICYg STkxNV9FWEVDX0ZFTkNFX0FSUkFZKSkKIAkJcmV0dXJuIE5VTEw7CiAKLQlpZiAobmZlbmNlcyA+ IFNJWkVfTUFYIC8gc2l6ZW9mKCpmZW5jZXMpKQorCWlmIChuZmVuY2VzID4gVUlOVF9NQVggLyBz aXplb2YoKmZlbmNlcykpCiAJCXJldHVybiBFUlJfUFRSKC1FSU5WQUwpOwogCiAJdXNlciA9IHU2 NF90b191c2VyX3B0cihhcmdzLT5jbGlwcmVjdHNfcHRyKTsKQEAgLTI1MjAsNyArMjUyMCw3IEBA IGk5MTVfZ2VtX2V4ZWNidWZmZXIoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwK IAl1bnNpZ25lZCBpbnQgaTsKIAlpbnQgZXJyOwogCi0JaWYgKGFyZ3MtPmJ1ZmZlcl9jb3VudCA8 IDEgfHwgYXJncy0+YnVmZmVyX2NvdW50ID4gU0laRV9NQVggLyBzeiAtIDEpIHsKKwlpZiAoYXJn cy0+YnVmZmVyX2NvdW50IDwgMSB8fCBhcmdzLT5idWZmZXJfY291bnQgPiBVSU5UX01BWCAvIHN6 IC0gMSkgewogCQlEUk1fREVCVUcoImV4ZWNidWYyIHdpdGggJWQgYnVmZmVyc1xuIiwgYXJncy0+ YnVmZmVyX2NvdW50KTsKIAkJcmV0dXJuIC1FSU5WQUw7CiAJfQpAQCAtMjYwOSw3ICsyNjA5LDcg QEAgaTkxNV9nZW1fZXhlY2J1ZmZlcjIoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0 YSwKIAlzdHJ1Y3QgZHJtX3N5bmNvYmogKipmZW5jZXMgPSBOVUxMOwogCWludCBlcnI7CiAKLQlp ZiAoYXJncy0+YnVmZmVyX2NvdW50IDwgMSB8fCBhcmdzLT5idWZmZXJfY291bnQgPiBTSVpFX01B WCAvIHN6IC0gMSkgeworCWlmIChhcmdzLT5idWZmZXJfY291bnQgPCAxIHx8IGFyZ3MtPmJ1ZmZl cl9jb3VudCA+IFVJTlRfTUFYIC8gc3ogLSAxKSB7CiAJCURSTV9ERUJVRygiZXhlY2J1ZjIgd2l0 aCAlZCBidWZmZXJzXG4iLCBhcmdzLT5idWZmZXJfY291bnQpOwogCQlyZXR1cm4gLUVJTlZBTDsK IAl9Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=