diff options
author | Jan Kara <jack@suse.cz> | 2014-10-22 09:17:24 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-14 10:10:39 -0800 |
commit | 7205c36680c5aedffbec9b49a9a7e8310da10354 (patch) | |
tree | 465168242432c926a4609a2b5fa2ebf1a2d9d775 | |
parent | 27a7bcd561d9c79bdd427f8855f130de88dce663 (diff) |
rbd: Fix error recovery in rbd_obj_read_sync()
commit a8d4205623ae965e36c68629db306ca0695a2771 upstream.
When we fail to allocate page vector in rbd_obj_read_sync() we just
basically ignore the problem and continue which will result in an oops
later. Fix the problem by returning proper error.
CC: Yehuda Sadeh <yehuda@inktank.com>
CC: Sage Weil <sage@inktank.com>
CC: ceph-devel@vger.kernel.org
Coverity-id: 1226882
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Ilya Dryomov <idryomov@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/block/rbd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 03f536867fd8..33f0f97d3750 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -3382,7 +3382,7 @@ static int rbd_obj_read_sync(struct rbd_device *rbd_dev, page_count = (u32) calc_pages_for(offset, length); pages = ceph_alloc_page_vector(page_count, GFP_KERNEL); if (IS_ERR(pages)) - ret = PTR_ERR(pages); + return PTR_ERR(pages); ret = -ENOMEM; obj_request = rbd_obj_request_create(object_name, offset, length, |