Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d09e3276 authored by Jack Morgenstein's avatar Jack Morgenstein Committed by Roland Dreier
Browse files

[IB] mthca: check P_Key index in modify QP 



Make sure that the P_Key index passed into mthca_modify_qp() is
within the device's P_Key table.

Signed-off-by: default avatarJack Morgenstein <jackm@mellanox.co.il>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 0c99cb6d

drivers/infiniband/hw/mthca/mthca_qp.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -582,6 +582,13 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) 
		return -EINVAL;

		return -EINVAL;

	}

	}





	if ((attr_mask & IB_QP_PKEY_INDEX) && 

	     attr->pkey_index >= dev->limits.pkey_table_len) {

		mthca_dbg(dev, "PKey index (%u) too large. max is %d\n",

			  attr->pkey_index,dev->limits.pkey_table_len-1); 

		return -EINVAL;

	}



	mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);

	mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);

	if (IS_ERR(mailbox))

	if (IS_ERR(mailbox))

		return PTR_ERR(mailbox);

		return PTR_ERR(mailbox);