From: Jianpeng Ma <jianpeng.ma@intel.com>
Date: Wed, 18 Apr 2018 00:13:07 +0000 (+0800)
Subject: os/bluestore: check input validtiy for aio_read.
X-Git-Tag: v14.0.0~27^2
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F21491%2Fhead;p=ceph.git

os/bluestore: check input validtiy for aio_read.

Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>
---

diff --git a/src/os/bluestore/KernelDevice.cc b/src/os/bluestore/KernelDevice.cc
index 54e3ba4bc6c97..7b69cdb2b6479 100644
--- a/src/os/bluestore/KernelDevice.cc
+++ b/src/os/bluestore/KernelDevice.cc
@@ -838,6 +838,7 @@ int KernelDevice::aio_read(
   int r = 0;
 #ifdef HAVE_LIBAIO
   if (aio && dio) {
+    assert(is_valid_io(off, len));
     _aio_log_start(ioc, off, len);
     ioc->pending_aios.push_back(aio_t(ioc, fd_direct));
     ++ioc->num_pending;