Make sure that the P_Key index passed into mthca_modify_qp() is
within the device's P_Key table.
Signed-off-by: Jack Morgenstein <[email protected]>
Signed-off-by: Roland Dreier <[email protected]>
---
drivers/infiniband/hw/mthca/mthca_qp.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
applies-to: b974a31452cb645f063589262bde09b6c5b05701
d09e32764176b61c4afee9fd5e7fe04713bfa56f
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 62ff091..8b0b935 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -582,6 +582,13 @@ int mthca_modify_qp(struct ib_qp *ibqp,
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);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
---
0.99.9
-
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