Fix potential seg fault when NULL is returned Signed-off-by: Yevgeny Kliteynik <klit...@dev.mellanox.co.il> --- opensm/opensm/osm_ucast_cache.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/opensm/opensm/osm_ucast_cache.c b/opensm/opensm/osm_ucast_cache.c index c611c38..be15508 100644 --- a/opensm/opensm/osm_ucast_cache.c +++ b/opensm/opensm/osm_ucast_cache.c @@ -931,6 +931,14 @@ void osm_ucast_cache_add_node(osm_ucast_mgr_t * p_mgr, osm_node_t * p_node) p_cache_sw = cache_get_sw(p_mgr, lid_ho); CL_ASSERT(p_cache_sw); + if (!p_cache_sw) { + /* something is wrong - forget about cache */ + OSM_LOG(p_mgr->p_log, OSM_LOG_ERROR, + "ERR AD04: no cached switch with lid %u - " + "clearing cache\n", lid_ho); + osm_ucast_cache_invalidate(p_mgr); + goto Exit; + } if (!cache_sw_is_leaf(p_cache_sw)) { OSM_LOG(p_mgr->p_log, OSM_LOG_DEBUG, -- 1.6.2.4 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html