md: Skip cluster setup in case of error while reading bitmap

If the bitmap read fails, the error code set is -EINVAL. However,
we don't check for errors and go ahead with cluster_setup.
Skip the cluster setup in case of error.

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: NeilBrown <neilb@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index c90118e90708..a4ab51350f40 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -680,7 +680,7 @@ out:
         kunmap_atomic(sb);
         /* Assiging chunksize is required for "re_read" */
         bitmap->mddev->bitmap_info.chunksize = chunksize;
-        if (nodes && (bitmap->cluster_slot < 0)) {
+        if (err == 0 && nodes && (bitmap->cluster_slot < 0)) {
                 err = md_setup_cluster(bitmap->mddev, nodes);
                 if (err) {
                         pr_err("%s: Could not setup cluster service (%d)\n",