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-rw-r--r--drivers/infiniband/core/cma.c6
-rw-r--r--drivers/infiniband/hw/qib/qib_file_ops.c4
2 files changed, 8 insertions, 2 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 75ff821c0af..d0d4aa9f480 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2513,6 +2513,9 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv,
req.private_data_len = sizeof(struct cma_hdr) +
conn_param->private_data_len;
+ if (req.private_data_len < conn_param->private_data_len)
+ return -EINVAL;
+
req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!req.private_data)
return -ENOMEM;
@@ -2562,6 +2565,9 @@ static int cma_connect_ib(struct rdma_id_private *id_priv,
memset(&req, 0, sizeof req);
offset = cma_user_data_offset(id_priv->id.ps);
req.private_data_len = offset + conn_param->private_data_len;
+ if (req.private_data_len < conn_param->private_data_len)
+ return -EINVAL;
+
private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!private_data)
return -ENOMEM;
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 574600ef5b4..a7403248d83 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -1285,7 +1285,7 @@ static int setup_ctxt(struct qib_pportdata *ppd, int ctxt,
strlcpy(rcd->comm, current->comm, sizeof(rcd->comm));
ctxt_fp(fp) = rcd;
qib_stats.sps_ctxts++;
- dd->freectxts++;
+ dd->freectxts--;
ret = 0;
goto bail;
@@ -1794,7 +1794,7 @@ static int qib_close(struct inode *in, struct file *fp)
if (dd->pageshadow)
unlock_expected_tids(rcd);
qib_stats.sps_ctxts--;
- dd->freectxts--;
+ dd->freectxts++;
}
mutex_unlock(&qib_mutex);