Report error when grow cannot be restarted.

Make sure that if --assemble find an array in the critical region
of a reshape, and cannot find the critical data to restart the
reshape, it gives an error message.

2 files changed, 5 insertions, 3 deletions

diff --git a/ChangeLog b/ChangeLog
index 6a525f0..4ae4dad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,9 @@ Changes Prior to this release
 	1.x array was created with older mdadm).
     -   When adding a drive that was a little too small, we did not get
 	the correct error message.
+    -   Make sure that if --assemble find an array in the critical region
+	of a reshape, and cannot find the critical data to restart the
+	reshape, it gives an error message.
 
 Changes Prior to 2.6.2 release
     -   --fail detached and --remove faulty can be used to fail and
diff --git a/Grow.c b/Grow.c
index 52907fa..825747e 100644
--- a/Grow.c
+++ b/Grow.c
@@ -867,7 +867,6 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist, int cnt
 {
 	int i, j;
 	int old_disks;
-	int err = 0;
 	unsigned long long *offsets;
 
 	if (info->delta_disks < 0)
@@ -960,7 +959,7 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist, int cnt
 				    fd, __le64_to_cpu(bsb.devstart)*512,
 				    0, __le64_to_cpu(bsb.length)*512)) {
 			/* didn't succeed, so giveup */
-			return -1;
+			return 1;
 		}
 
 		/* Ok, so the data is restored. Let's update those superblocks. */
@@ -979,5 +978,5 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist, int cnt
 		/* And we are done! */
 		return 0;
 	}
-	return err;
+	return 1;
 }