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osm_sw_info_rcv.c: Add check of switch mcast_cap

PATCH New Hal Rosenstock 1 participant 1 message Feb 27, 2014 InfiniBand

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Hal Rosenstock

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PATCH 1/1 osm_sw_info_rcv.c: Add check of switch mcast_cap

From: Ilya Nelkenbaum <ilyan-VPRAkNaXOzVWk0Htik3J/[email protected]>

Signed-off-by Ilya Nelkenbaum <ilyan-VPRAkNaXOzVWk0Htik3J/[email protected]>
---
 opensm/osm_sw_info_rcv.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
opensm/osm_sw_info_rcv.c +2 -1
index 77c5be7..ce747a9 100644
@@ -222,7 +222,8 @@ static void si_rcv_process_new(IN osm_sm_t * sm, IN osm_node_t * p_node,
 	}
 
 	/* set subnet max mlid to the minimum MulticastFDBCap of all switches */
-	if (cl_ntoh16(p_si->mcast_cap) + IB_LID_MCAST_START_HO - 1 <
+	if (p_si->mcast_cap &&
+	    cl_ntoh16(p_si->mcast_cap) + IB_LID_MCAST_START_HO - 1 <
 	    sm->p_subn->max_mcast_lid_ho) {
 		sm->p_subn->max_mcast_lid_ho = cl_ntoh16(p_si->mcast_cap) +
 			IB_LID_MCAST_START_HO - 1;
Signature · 7 lines
1.7.8.2


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