[PATCH] dm: dm-ioctl.c: change an int* to a size_t*

dm-ioctl.c: Use a size_t* instead of an int* in list_version_get_needed(). 
size_t and int are not the same size on all architectures.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/md/dm-ioctl.c

@@ -417,9 +417,9 @@ static int list_devices(struct dm_ioctl *param, size_t param_size)
 	return 0;
 }
 
-static void list_version_get_needed(struct target_type *tt, void *param)
+static void list_version_get_needed(struct target_type *tt, void *needed_param)
 {
-    int *needed = param;
+    size_t *needed = needed_param;
 
     *needed += strlen(tt->name);
     *needed += sizeof(tt->version);