97046 2012-09-18 14:45:31 -0700 Division by zero crash in BackingStore::scroll 2012-09-18 15:00:24 -0700 1 1 1 Unclassified WebKit New Bugs 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 andersca andersca oldest_to_newest 723065 0 andersca 2012-09-18 14:45:31 -0700 Division by zero crash in BackingStore::scroll 723066 1 164623 andersca 2012-09-18 14:47:13 -0700 Created attachment 164623 Patch 723072 2 andersca 2012-09-18 15:00:24 -0700 Committed r128935: <http://trac.webkit.org/changeset/128935> 164623 2012-09-18 14:47:13 -0700 2012-09-18 14:53:39 -0700 Patch bug-97046-20120918144642.patch text/plain 2371 andersca U3VidmVyc2lvbiBSZXZpc2lvbjogMTI4OTIzCmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0Mi9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViS2l0Mi9DaGFuZ2VMb2cKaW5kZXggYmM0ODQyMjg3MzVhZWI0 YmQ4YmFkNjQ1NTIwN2ExYzZhOTc3MjlkMC4uNzQ1NjAwNzVmMDM4ZDk5ZjYzMzRiNTRmNGYxNzdm NWUxOTdlOWU4YiAxMDA2NDQKLS0tIGEvU291cmNlL1dlYktpdDIvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJLaXQyL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE5IEBACisyMDEyLTA5LTE4ICBBbmRl cnMgQ2FybHNzb24gIDxhbmRlcnNjYUBhcHBsZS5jb20+CisKKyAgICAgICAgRGl2aXNpb24gYnkg emVybyBjcmFzaCBpbiBCYWNraW5nU3RvcmU6OnNjcm9sbAorICAgICAgICBodHRwczovL2J1Z3Mu d2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTcwNDYKKyAgICAgICAgPHJkYXI6Ly9wcm9ibGVt LzExNzIyNTY0PgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAg ICAgIEl0IGFwcGVhcnMgdGhhdCBEcmF3aW5nQXJlYUltcGw6OnNjcm9sbCBjYW4gYmUgY2FsbGVk IHdpdGggYW4gZW1wdHkgc2Nyb2xsIHJlY3QuIERvIG5vdGhpbmcKKyAgICAgICAgaWYgdGhhdCdz IHRoZSBjYXNlLiBBbHNvLCBhc3NlcnQgdGhhdCB0aGUgc2Nyb2xsaW5nIHJlY3QgaW4gQmFja2lu Z1N0b3JlTWFjIGlzIG5ldmVyIGVtcHR5LgorCisgICAgICAgICogVUlQcm9jZXNzL21hYy9CYWNr aW5nU3RvcmVNYWMubW06CisgICAgICAgIChXZWJLaXQ6OkJhY2tpbmdTdG9yZTo6c2Nyb2xsKToK KyAgICAgICAgKiBXZWJQcm9jZXNzL1dlYlBhZ2UvRHJhd2luZ0FyZWFJbXBsLmNwcDoKKyAgICAg ICAgKFdlYktpdDo6RHJhd2luZ0FyZWFJbXBsOjpzY3JvbGwpOgorCiAyMDEyLTA5LTE4ICBCbyBM aXUgIDxib2xpdUBjaHJvbWl1bS5vcmc+CiAKICAgICAgICAgUmV2ZXJ0IDEyODc4MCwgMTI4Njc2 LCAxMjg2NDUKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQyL1VJUHJvY2Vzcy9tYWMvQmFja2lu Z1N0b3JlTWFjLm1tIGIvU291cmNlL1dlYktpdDIvVUlQcm9jZXNzL21hYy9CYWNraW5nU3RvcmVN YWMubW0KaW5kZXggM2FmZDJhYjQ3MGVkMzFmMzkyZmFiZDczMmJjYjQwYWQ5NjA1Nzk4ZC4uYWM1 OWU2ZmJiYWYzNTY3NTRhZDJhMzQyNzcwNjE1NGM1ZDhkZjg3ZiAxMDA2NDQKLS0tIGEvU291cmNl L1dlYktpdDIvVUlQcm9jZXNzL21hYy9CYWNraW5nU3RvcmVNYWMubW0KKysrIGIvU291cmNlL1dl YktpdDIvVUlQcm9jZXNzL21hYy9CYWNraW5nU3RvcmVNYWMubW0KQEAgLTIxNCw2ICsyMTQsOCBA QCB2b2lkIEJhY2tpbmdTdG9yZTo6c2Nyb2xsKGNvbnN0IEludFJlY3QmIHNjcm9sbFJlY3QsIGNv bnN0IEludFNpemUmIHNjcm9sbE9mZnNldAogICAgIGlmIChzY3JvbGxPZmZzZXQuaXNaZXJvKCkp CiAgICAgICAgIHJldHVybjsKIAorICAgIEFTU0VSVCghc2Nyb2xsUmVjdC5pc0VtcHR5KCkpOwor CiAgICAgaWYgKCFtX3Njcm9sbGVkUmVjdC5pc0VtcHR5KCkgJiYgbV9zY3JvbGxlZFJlY3QgIT0g c2Nyb2xsUmVjdCkKICAgICAgICAgcmVzZXRTY3JvbGxlZFJlY3QoKTsKIApkaWZmIC0tZ2l0IGEv U291cmNlL1dlYktpdDIvV2ViUHJvY2Vzcy9XZWJQYWdlL0RyYXdpbmdBcmVhSW1wbC5jcHAgYi9T b3VyY2UvV2ViS2l0Mi9XZWJQcm9jZXNzL1dlYlBhZ2UvRHJhd2luZ0FyZWFJbXBsLmNwcAppbmRl eCBiM2M3MzI4MTkzNjk2ZTdjZDA2YWRmZDM4OTJmMDJhNzFmMDIyZDdhLi4yMjk5YmMzZWEzM2I4 MDc0ODhkNDIzMWI2N2ViNWMyYzg1ZmY2YzkwIDEwMDY0NAotLS0gYS9Tb3VyY2UvV2ViS2l0Mi9X ZWJQcm9jZXNzL1dlYlBhZ2UvRHJhd2luZ0FyZWFJbXBsLmNwcAorKysgYi9Tb3VyY2UvV2ViS2l0 Mi9XZWJQcm9jZXNzL1dlYlBhZ2UvRHJhd2luZ0FyZWFJbXBsLmNwcApAQCAtMTE3LDYgKzExNyw5 IEBAIHZvaWQgRHJhd2luZ0FyZWFJbXBsOjpzY3JvbGwoY29uc3QgSW50UmVjdCYgc2Nyb2xsUmVj dCwgY29uc3QgSW50U2l6ZSYgc2Nyb2xsT2ZmCiAgICAgaWYgKG1fd2ViUGFnZS0+bWFpbkZyYW1l SGFzQ3VzdG9tUmVwcmVzZW50YXRpb24oKSkKICAgICAgICAgcmV0dXJuOwogCisgICAgaWYgKHNj cm9sbFJlY3QuaXNFbXB0eSgpKQorICAgICAgICByZXR1cm47CisKICAgICBpZiAoIW1fc2Nyb2xs UmVjdC5pc0VtcHR5KCkgJiYgc2Nyb2xsUmVjdCAhPSBtX3Njcm9sbFJlY3QpIHsKICAgICAgICAg dW5zaWduZWQgc2Nyb2xsQXJlYSA9IHNjcm9sbFJlY3Qud2lkdGgoKSAqIHNjcm9sbFJlY3QuaGVp Z2h0KCk7CiAgICAgICAgIHVuc2lnbmVkIGN1cnJlbnRTY3JvbGxBcmVhID0gbV9zY3JvbGxSZWN0 LndpZHRoKCkgKiBtX3Njcm9sbFJlY3QuaGVpZ2h0KCk7Cg==