From 5b30a34aa4b5ea7a8202314c1d737ec4a481c127 Mon Sep 17 00:00:00 2001

From: Mateusz Grzonka <mateusz.grzonka@intel.com>

Date: Thu, 15 Jul 2021 12:25:23 +0200

Subject: [PATCH 15/15] Add error handling for chunk size in RAID1

Print error if chunk size is set as it is not supported.

Signed-off-by: Mateusz Grzonka <mateusz.grzonka@intel.com>

Signed-off-by: Jes Sorensen <jsorensen@fb.com>

---

 Create.c | 5 ++---

 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Create.c b/Create.c

index 18b5e64..f5d57f8 100644

--- a/Create.c

+++ b/Create.c

@@ -254,9 +254,8 @@ int Create(struct supertype *st, char *mddev,

 	case LEVEL_MULTIPATH:

 	case LEVEL_CONTAINER:

 		if (s->chunk) {

-			s->chunk = 0;

-			if (c->verbose > 0)

-				pr_err("chunk size ignored for this level\n");

+			pr_err("specifying chunk size is forbidden for this level\n");

+			return 1;

 		}

 		break;

 	default:

-- 

2.7.5