* grub-core/kern/emu/hostdisk.c

(convert_system_partition_to_system_disk): Don't assume that children
	of mapper nodes are mapper nodes.

ChangeLog

@@ -1,3 +1,9 @@
+2011-10-14  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/kern/emu/hostdisk.c
+	(convert_system_partition_to_system_disk): Don't assume that children
+	of mapper nodes are mapper nodes.
+
 2011-10-14  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/lib/posix_wrap/ctype.h (isxdigit): Use grub_isxdigit.

grub-core/kern/emu/hostdisk.c

@@ -1416,7 +1416,7 @@ convert_system_partition_to_system_disk (const char *os_dev, struct stat *st)
 		  if (tree)
 		    dm_tree_free (tree);
 		  free (path);
-		  char *ret = grub_find_device ("/dev/mapper",
+		  char *ret = grub_find_device ("/dev",
 						(major << 8) | minor);
 		  return ret;
 		}