mdadm should not wait indefinitely when it trys to reset
superblock on device which is busy (cannot be opened).

Signed-off-by: Artur Wojcik <redacted>
---
 Kill.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Kill.c b/Kill.c
index 63442a6..a65b865 100644
--- a/Kill.c
+++ b/Kill.c

@@ -46,7 +46,7 @@ int Kill(char *dev, struct supertype *st, int force, int quiet, int noexcl)
 			fprintf(stderr, Name ": Couldn't open %s for write - not zeroing\n",
 				dev);
 		close(fd);
-		return 1;
+		return 2;
 	}
 	if (st == NULL)
 		st = guess_super(fd);