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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-07-25 19:48:32 +0300 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2013-07-30 10:07:56 -0700 |
| commit | ae1fe07f3f422c62a0baf6a777141d7110e8a111 (patch) | |
| tree | c4d64ace653cfd3ce9954b7cc33008b2443342d4 /drivers/infiniband/hw/cxgb4/qp.c | |
| parent | 3b2f64d00c46e1e4e9bd0bb9bb12619adac27a4b (diff) | |
| download | linux-ae1fe07f3f422c62a0baf6a777141d7110e8a111.tar.bz2 | |
RDMA/cxgb4: Fix stack info leak in c4iw_create_qp()
"uresp.ma_sync_key" doesn't get set on this path so we leak 8 bytes of data.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/qp.c')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/qp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 232040447e8a..a4975e1654a6 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -1657,6 +1657,8 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, if (mm5) { uresp.ma_sync_key = ucontext->key; ucontext->key += PAGE_SIZE; + } else { + uresp.ma_sync_key = 0; } uresp.sq_key = ucontext->key; ucontext->key += PAGE_SIZE; |