Commit 90f2c353 authored by Steve Wise's avatar Steve Wise Committed by Ben Hutchings

rdma_cm: fail iwarp accepts w/o connection params

commit f2625f7d upstream.

cma_accept_iw() needs to return an error if conn_params is NULL.
Since this is coming from user space, we can crash.
Reported-by: default avatarShaobo He <shaobo@cs.utah.edu>
Acked-by: default avatarSean Hefty <sean.hefty@intel.com>
Signed-off-by: default avatarSteve Wise <swise@opengridcomputing.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
Signed-off-by: default avatarBen Hutchings <ben@decadent.org.uk>
parent 0ac694d9
......@@ -2737,6 +2737,9 @@ static int cma_accept_iw(struct rdma_id_private *id_priv,
struct iw_cm_conn_param iw_param;
int ret;
if (!conn_param)
return -EINVAL;
ret = cma_modify_qp_rtr(id_priv, conn_param);
if (ret)
return ret;
......
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