Ensure that if an error occurs, we actually return that error rather

than an undefined value (which could be 0/OPAL_SUCCESS).

This commit was SVN r18452.

opal/runtime/opal_init.c

@@ -322,19 +322,19 @@ opal_init(void)
     }
 
     /* initialize the memory manager / tracker */
-    if (OPAL_SUCCESS != opal_mem_hooks_init()) {
+    if (OPAL_SUCCESS != (ret = opal_mem_hooks_init())) {
         error = "opal_mem_hooks_init";
         goto return_error;
     }
 
     /* initialize the memory checker, to allow early support for annotation */
-    if (OPAL_SUCCESS != opal_memchecker_base_open()) {
+    if (OPAL_SUCCESS != (ret = opal_memchecker_base_open())) {
         error = "opal_memchecker_base_open";
         goto return_error;
     }
 
     /* select the memory checker */
-    if (OPAL_SUCCESS != opal_memchecker_base_select()) {
+    if (OPAL_SUCCESS != (ret = opal_memchecker_base_select())) {
         error = "opal_memchecker_base_select";
         goto return_error;
     }
@@ -350,8 +350,15 @@ opal_init(void)
     }
 
     /* setup the carto framework */
-    opal_carto_base_open();
-    opal_carto_base_select();
+    if (OPAL_SUCCESS != (ret = opal_carto_base_open())) {
+        error = "opal_carto_base_open";
+        goto return_error;
+    }
+
+    if (OPAL_SUCCESS != (ret = opal_carto_base_select())) {
+        error = "opal_carto_base_select";
+        goto return_error;
+    }
     
     /*
      * Need to start the event and progress engines if noone else is.