check return value from malloc

SVN revision: 50780

legacy/efreet/src/lib/efreet_desktop.c

@@ -814,6 +814,7 @@ efreet_desktop_string_list_join(Eina_List *list)
 
     size = 1024;
     string = malloc(size);
+    if (!string) return NULL;
     pos = 0;
 
     EINA_LIST_FOREACH(list, l, elem)

legacy/efreet/src/lib/efreet_desktop_command.c

@@ -369,6 +369,7 @@ efreet_desktop_command_build(Efreet_Desktop_Command *command)
         Efreet_Desktop_Command_File *file = eina_list_data_get(l);
 
         exec = malloc(size);
+        if (!exec) goto error;
         p = command->desktop->exec;
         len = 0;