From: Tomer Cohen <tome...@mellanox.com>

In vl15_send_mad, there is a use in the function osm_vendor_send that could
free the p_madw and after the use of that function we use another function
the need p_madw.

Fix: save the parameters needed beforehand.

Signed-off-by: Tomer Cohen <tome...@mellanox.com>
Signed-off-by: Hal Rosenstock <h...@mellanox.com>
---
 opensm/osm_vl15intf.c |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/opensm/osm_vl15intf.c b/opensm/osm_vl15intf.c
index d00ecda..06a5001 100644
--- a/opensm/osm_vl15intf.c
+++ b/opensm/osm_vl15intf.c
@@ -61,6 +61,12 @@ static void vl15_send_mad(osm_vl15_t * p_vl, osm_madw_t * 
p_madw)
        ib_api_status_t status;
        boolean_t resp_expected = p_madw->resp_expected;
        ib_smp_t * p_smp;
+       ib_net16_t attr_id;
+       uint8_t method;
+
+       p_smp = osm_madw_get_smp_ptr(p_madw);
+       method = p_smp->method;
+       attr_id = p_smp->attr_id;
 
        /*
           Non-response-expected mads are not throttled on the wire
@@ -113,12 +119,10 @@ static void vl15_send_mad(osm_vl15_t * p_vl, osm_madw_t * 
p_madw)
        }
 
        /* need to cause heavy-sweep if resp_expected MAD sending failed */
-       p_smp = osm_madw_get_smp_ptr(p_madw);
        OSM_LOG(p_vl->p_log, OSM_LOG_ERROR, "ERR 3E04: "
                "%s method failed for attribute 0x%X (%s)\n",
-               p_smp->method == IB_MAD_METHOD_SET ? "SET" : "GET",
-               cl_ntoh16(p_smp->attr_id),
-               ib_get_sm_attr_str(p_smp->attr_id));
+               method == IB_MAD_METHOD_SET ? "SET" : "GET",
+               cl_ntoh16(attr_id), ib_get_sm_attr_str(attr_id));
 
        p_vl->p_subn->subnet_initialization_error = TRUE;
 
-- 
1.7.8.2

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