rdma_cm: fail iwarp accepts w/o connection params
authorSteve Wise <swise@opengridcomputing.com>
Tue, 21 Feb 2017 19:21:57 +0000 (11:21 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 12 Mar 2017 05:41:50 +0000 (06:41 +0100)
commitc8cdd9234caced510db1a03491af475938f9855a
tree7e1398b97d727bf44239f912cdb48689e7679395
parent50fc62d5eeb3392f11161637b5ed4e0d340fed74
rdma_cm: fail iwarp accepts w/o connection params

commit f2625f7db4dd0bbd16a9c7d2950e7621f9aa57ad 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: Shaobo He <shaobo@cs.utah.edu>
Acked-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/infiniband/core/cma.c