Problem: When pkey-index provided > pkey_table_size, the pkey index used
in sending packets is pkey_index % pkey_table_size (64 for Mellanox
HCAs).
Signed-off-by: Jack Morgenstein <[EMAIL PROTECTED]>
Index: linux-kernel/infiniband/hw/mthca/mthca_qp.c
===================================================================
--- linux-kernel/infiniband/hw/mthca/mthca_qp.c (revision 3632)
+++ linux-kernel/infiniband/hw/mthca/mthca_qp.c (working copy)
@@ -585,6 +585,13 @@
IB_QP_STATE));
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))
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