On Thu, Sep 24, 2020 at 06:24:49PM +0900, Nobuhiro Iwamatsu wrote:
From: Shamir Rabinovitch <shamir.rabinovitch@xxxxxxxxxx>
commit ef95a90ae6f4f21990e1f7ced6719784a409e811 upstream.
Validating input parameters should be done before getting the cm_id
otherwise it can leak a cm_id reference.
Fixes: 6a21dfc0d0db ("RDMA/ucma: Limit possible option size")
Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@xxxxxxxxxx>
Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx>
[iwamatsu: Backported to 4.4, 4.9 and 4.14: adjust context]
Signed-off-by: Nobuhiro Iwamatsu (CIP) <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
Queued up, thanks!
--
Thanks,
Sasha
