more corrections to ping

This commit was SVN r5765.

src/mca/oob/tcp/oob_tcp.c

@@ -341,11 +341,14 @@ static int mca_oob_tcp_create_listen(void)
  */
 static void mca_oob_tcp_recv_probe(int sd, mca_oob_tcp_hdr_t* hdr)
 {
-    unsigned char* ptr = (unsigned char*)&hdr;
+    unsigned char* ptr = (unsigned char*)hdr;
     size_t cnt = 0;
 
+    hdr->msg_type = MCA_OOB_TCP_PROBE;
     hdr->msg_dst = hdr->msg_src;
     hdr->msg_src = *orte_process_info.my_name;
+    MCA_OOB_TCP_HDR_HTON(hdr);
+
     while(cnt < sizeof(mca_oob_tcp_hdr_t)) {
         int retval = send(sd, (char *)ptr+cnt, sizeof(mca_oob_tcp_hdr_t)-cnt, 0);
         if(retval < 0) {

src/mca/oob/tcp/oob_tcp_recv.c

@@ -259,11 +259,15 @@ int mca_oob_tcp_recv_cancel(
 
     /* wait for any previously matched messages to be processed */
     OMPI_THREAD_LOCK(&mca_oob_tcp_component.tcp_match_lock);
+#if OMPI_ENABLE_PROGRESS_THREADS
+    if(ompi_progress_thread() == false) {
         while(mca_oob_tcp_component.tcp_match_count) {
             ompi_condition_wait(
                 &mca_oob_tcp_component.tcp_match_cond, 
                 &mca_oob_tcp_component.tcp_match_lock);
         }
+    }
+#endif
 
     /* remove any matching posted receives */
     for(item =  ompi_list_get_first(&mca_oob_tcp_component.tcp_msg_post);