Reset opcode field to SEND. It is checked later in pending progress function.

This commit was SVN r12531.

ompi/mca/btl/openib/btl_openib_endpoint.c

@@ -197,10 +197,14 @@ static inline int mca_btl_openib_endpoint_post_send(mca_btl_openib_module_t* ope
                 OPAL_THREAD_ADD32(&endpoint->sd_tokens[prio], 1);
             }
         }
+        frag->wr_desc.sr_desc.opcode = IBV_WR_SEND;
         BTL_ERROR(("error posting send request errno says %s\n", 
                     strerror(errno))); 
         return OMPI_ERROR; 
     }
+    /* set opcode back to SEND. When processing pending fragments we check this
+     * value to decide what function to call */
+    frag->wr_desc.sr_desc.opcode = IBV_WR_SEND;
 
     if(mca_btl_openib_component.use_srq) { 
         mca_btl_openib_post_srr(openib_btl, 1, BTL_OPENIB_HP_QP);