X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Finfiniband%2Fhw%2Fmthca%2Fmthca_mad.c;h=9139405c481000af597416b6c26c80ad6bf0d732;hb=d09ba13110e303d7baa29d170da94cd24f7662b2;hp=7c3f2fb44ba51d8f288221df7b4d316a56adab28;hpb=dc5bc3f1e3d886ce1193281bb2bfb2b44f4aeae4;p=linux-beck.git

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);
 	}
 }