[openib-general] OpenSM/osm_sa_mcmember_record.c: In __osm_mcmr_rcv_leave_mgrp, eliminate unneeded lock acquisition

[Hal Rosenstock]

OpenSM/osm_sa_mcmember_record.c: In __osm_mcmr_rcv_leave_mgrp, eliminate
unneeded lock acquisition

Signed-off-by: Sasha Khapyorsky <sashak at voltaire.com>
Signed-off-by: Hal Rosenstock <halr at voltaire.com>

diff --git a/osm/opensm/osm_sa_mcmember_record.c b/osm/opensm/osm_sa_mcmember_record.c
index f7f879b..d6c6968 100644
--- a/osm/opensm/osm_sa_mcmember_record.c
+++ b/osm/opensm/osm_sa_mcmember_record.c
@@ -1459,6 +1459,8 @@ __osm_mcmr_rcv_leave_mgrp(
           new_join_state | (p_mcm_port->scope_state & 0xf0);
 
         mcmember_rec.scope_state = p_mcm_port->scope_state;
+
+        CL_PLOCK_RELEASE( p_rcv->p_lock );
       }
       else
       {
@@ -1475,10 +1477,6 @@ __osm_mcmr_rcv_leave_mgrp(
                    "__osm_mcmr_rcv_leave_mgrp: ERR 1B09: "
                    "osm_sm_mcgrp_leave failed\n" );
         }
-
-        CL_PLOCK_EXCL_ACQUIRE(p_rcv->p_lock);
-        /* Note: The deletion of the mgrp itself will be done in the callback
-           for the multicast tree updating (osm_mcast_mgr_process_mgrp_cb) */
       }
     }
     else
@@ -1511,8 +1509,6 @@ __osm_mcmr_rcv_leave_mgrp(
     goto Exit;
   }
 
-  CL_PLOCK_RELEASE( p_rcv->p_lock );
-
   /* Send an SA response */
   __osm_mcmr_rcv_respond( p_rcv, p_madw, &mcmember_rec );