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path: root/drivers/infiniband/hw/mthca/mthca_mad.c
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Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_mad.c')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mad.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c
index 7c3f2fb44ba5..9139405c4810 100644
--- a/drivers/infiniband/hw/mthca/mthca_mad.c
+++ b/drivers/infiniband/hw/mthca/mthca_mad.c
@@ -153,7 +153,8 @@ static void node_desc_override(struct ib_device *dev,
mad->mad_hdr.method == IB_MGMT_METHOD_GET_RESP &&
mad->mad_hdr.attr_id == IB_SMP_ATTR_NODE_DESC) {
mutex_lock(&to_mdev(dev)->cap_mask_mutex);
- memcpy(((struct ib_smp *) mad)->data, dev->node_desc, 64);
+ memcpy(((struct ib_smp *) mad)->data, dev->node_desc,
+ IB_DEVICE_NODE_DESC_MAX);
mutex_unlock(&to_mdev(dev)->cap_mask_mutex);
}
}