On Wed, Oct 22, 2014 at 11:17 AM, Jan Kara <[email protected]> wrote:
> 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 <[email protected]>
> CC: Sage Weil <[email protected]>
> CC: [email protected]
> CC: [email protected]
> Coverity-id: 1226882
> Signed-off-by: Jan Kara <[email protected]>
> ---
> drivers/block/rbd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
> index 0a54c588e433..8f714c3ed25f 100644
> --- a/drivers/block/rbd.c
> +++ b/drivers/block/rbd.c
> @@ -3532,7 +3532,7 @@ 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,
Applied.
Thanks,
Ilya
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