NEX-13218 Segfault in sun_fc library
Reviewed by: Rick McNeal <rick.mcneal@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>

@@ -821,10 +821,13 @@
             memcpy(userMappings->entry[i].LUID.buffer,
                     mappings->entries[i].guid,
                     sizeof (userMappings->entry[i].LUID.buffer));
         }
 
+        if (!zeroLength) {
+            i -= 1;
+        }
         log.debug("Total mappings: %d %08x %08x",
             mappings->numLuns, mappings->entries[i].osLUN, mappings->entries[i].samLUN);
 
         // If everything is good, convert paths to sym-links
         if (mappings->numLuns > 0 && !zeroLength) {