[PATCH 1/1] Don't allow create ddf container on partitioned devices

[Xiao Ni <xni@xxxxxxxxxx>]

Signed-off-by: Xiao Ni <xni@xxxxxxxxxx>
---
 super-ddf.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/super-ddf.c b/super-ddf.c
index c095e8a..49f7d94 100644
--- a/super-ddf.c
+++ b/super-ddf.c
@@ -3469,6 +3469,9 @@ validate_geometry_ddf_container(struct supertype *st,
 			       dev, strerror(errno));
 		return 0;
 	}
+	if (test_partition(fd))
+		/* DDF is not allowed on partitions */
+		return 1;
 	if (!get_dev_size(fd, dev, &ldsize)) {
 		close(fd);
 		return 0;
-- 
2.7.5