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Thu, 16 Jan 2020 17:02:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579194160; bh=K3uQlaV6PSVmkRvLY0TLcL34gXqHhh7+i0F5l/TLHtc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DUimD86yJ9J4jjjXNtuWD6pDxneR+ZdShGgV/NxF+tr3zEJ6RKV3B55clt0UNTtTO 5+I4AnaUmFW91ghM+4fz0Gvs434gZ+hD28IyFHl88cYDamnsciNv/AzDxNxUsdZpGE 8p9ZioGtNwBmZvoMbO0Kh7BDvATckJp+WBSrbAXM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Date: Thu, 16 Jan 2020 11:52:31 -0500 Message-Id: <20200116165940.10720-125-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116165940.10720-1-sashal@kernel.org> References: <20200116165940.10720-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Subject: [Xen-devel] [PATCH AUTOSEL 4.19 242/671] xen, cpu_hotplug: Prevent an out of bounds access X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Sasha Levin , Dan Carpenter , xen-devel@lists.xenproject.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" RnJvbTogRGFuIENhcnBlbnRlciA8ZGFuLmNhcnBlbnRlckBvcmFjbGUuY29tPgoKWyBVcHN0cmVh bSBjb21taXQgMjAxNjc2MDk1ZGRhN2U1YjMxYTVlMWQxMTZkMTBmYzIyOTg1MDc1ZSBdCgpUaGUg ImNwdSIgdmFyaWFibGUgY29tZXMgZnJvbSB0aGUgc3NjYW5mKCkgc28gU21hdGNoIG1hcmtzIGl0 IGFzCnVudHJ1c3RlZCBkYXRhLiAgV2UgY2FuJ3QgcGFzcyBhIGhpZ2hlciB2YWx1ZSB0aGFuICJu cl9jcHVfaWRzIiB0bwpjcHVfcG9zc2libGUoKSBvciBpdCByZXN1bHRzIGluIGFuIG91dCBvZiBi b3VuZHMgYWNjZXNzLgoKRml4ZXM6IGQ2OGQ4MmFmZDRjOCAoInhlbjogaW1wbGVtZW50IENQVSBo b3RwbHVnZ2luZyIpClNpZ25lZC1vZmYtYnk6IERhbiBDYXJwZW50ZXIgPGRhbi5jYXJwZW50ZXJA b3JhY2xlLmNvbT4KUmV2aWV3ZWQtYnk6IEp1ZXJnZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNvbT4K U2lnbmVkLW9mZi1ieTogSnVlcmdlbiBHcm9zcyA8amdyb3NzQHN1c2UuY29tPgpTaWduZWQtb2Zm LWJ5OiBTYXNoYSBMZXZpbiA8c2FzaGFsQGtlcm5lbC5vcmc+Ci0tLQogZHJpdmVycy94ZW4vY3B1 X2hvdHBsdWcuYyB8IDIgKy0KIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxl dGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMveGVuL2NwdV9ob3RwbHVnLmMgYi9kcml2ZXJz L3hlbi9jcHVfaG90cGx1Zy5jCmluZGV4IGIxMzU3YWE0YmM1NS4uZjE5MmI2ZjQyZGE5IDEwMDY0 NAotLS0gYS9kcml2ZXJzL3hlbi9jcHVfaG90cGx1Zy5jCisrKyBiL2RyaXZlcnMveGVuL2NwdV9o b3RwbHVnLmMKQEAgLTU0LDcgKzU0LDcgQEAgc3RhdGljIGludCB2Y3B1X29ubGluZSh1bnNpZ25l ZCBpbnQgY3B1KQogfQogc3RhdGljIHZvaWQgdmNwdV9ob3RwbHVnKHVuc2lnbmVkIGludCBjcHUp CiB7Ci0JaWYgKCFjcHVfcG9zc2libGUoY3B1KSkKKwlpZiAoY3B1ID49IG5yX2NwdV9pZHMgfHwg IWNwdV9wb3NzaWJsZShjcHUpKQogCQlyZXR1cm47CiAKIAlzd2l0Y2ggKHZjcHVfb25saW5lKGNw dSkpIHsKLS0gCjIuMjAuMQoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2pl Y3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4t ZGV2ZWw=