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path: root/drivers/infiniband/core/uverbs_cmd.c
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Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 1c02deab068f..b7a73f1a8beb 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -2287,6 +2287,11 @@ ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file,
if (copy_from_user(&cmd, buf, sizeof cmd))
return -EFAULT;
+ if ((cmd.attr_mask & IB_QP_PORT) &&
+ (cmd.port_num < rdma_start_port(ib_dev) ||
+ cmd.port_num > rdma_end_port(ib_dev)))
+ return -EINVAL;
+
INIT_UDATA(&udata, buf + sizeof cmd, NULL, in_len - sizeof cmd,
out_len);
@@ -2827,6 +2832,10 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
if (copy_from_user(&cmd, buf, sizeof cmd))
return -EFAULT;
+ if (cmd.attr.port_num < rdma_start_port(ib_dev) ||
+ cmd.attr.port_num > rdma_end_port(ib_dev))
+ return -EINVAL;
+
uobj = kmalloc(sizeof *uobj, GFP_KERNEL);
if (!uobj)
return -ENOMEM;