From ea17e7aa302355b52247a017ed388fc51317008e Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Thu, 2 Apr 2009 14:02:33 +1100
Subject: [PATCH] ddf: make sure Create fails if devices are too small.

Signed-off-by: NeilBrown <neilb@suse.de>
---
 super-ddf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/super-ddf.c b/super-ddf.c
index 11a3bac..7cc5ac6 100644
--- a/super-ddf.c
+++ b/super-ddf.c
@@ -2651,6 +2651,8 @@ validate_geometry_ddf_container(struct supertype *st,
 	close(fd);
 
 	*freesize = avail_size_ddf(st, ldsize >> 9);
+	if (*freesize == 0)
+		return 0;
 
 	return 1;
 }