Restore ability to create imsm array from specific devices.

A recent change to improve error messages make it not possible to
create an array from devices that are 'busy'.  However if they are
made busy by a container, then the create should be allowed.

So move one of the error messages later.

Reported-by: "Wojcik, Krzysztof" <krzysztof.wojcik@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 7 insertions, 1 deletions

diff --git a/Create.c b/Create.c
index f45ee21..1aeff77 100644
--- a/Create.c
+++ b/Create.c
@@ -302,7 +302,7 @@ int Create(struct supertype *st, char *mddev,
 			missing_disks ++;
 			continue;
 		}
-		dfd = open(dname, O_RDONLY|O_EXCL);
+		dfd = open(dname, O_RDONLY);
 		if (dfd < 0) {
 			fprintf(stderr, Name ": cannot open %s: %s\n",
 				dname, strerror(errno));
@@ -345,6 +345,12 @@ int Create(struct supertype *st, char *mddev,
 			}
 
 			if (!st) {
+				int dfd = open(dname, O_RDONLY|O_EXCL);
+				if (dfd < 0) {
+					fprintf(stderr, Name ": cannot open %s: %s\n",
+						dname, strerror(errno));
+					exit(2);
+				}
 				fprintf(stderr, Name ": device %s not suitable "
 					"for any style of array\n",
 					dname);