diff options
| author | Steve Wise <swise@opengridcomputing.com> | 2017-02-21 11:21:57 -0800 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-07-04 11:51:36 +0200 |
| commit | b1d30a424a627e7a00472a0b5f75ae1fab84f51c (patch) | |
| tree | e9456c4ba63d5928ed9bb665693bf16f3a7ebc32 /drivers/infiniband | |
| parent | d402fe1e3f83fd4e71cf1dc1853bbbda14f635bf (diff) | |
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: Willy Tarreau <w@1wt.eu>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/cma.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 71c2c7116..818cac9bb 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2772,6 +2772,9 @@ 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; |