From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
Fix to return error code -ENOMEM from the lockres_init() error
handling case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
drivers/md/md-cluster.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index 333f0cf..2b13117 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -874,8 +874,10 @@ static int join(struct mddev *mddev, int nodes)
goto err;
}
cinfo->ack_lockres = lockres_init(mddev, "ack", ack_bast, 0);
- if (!cinfo->ack_lockres)
+ if (!cinfo->ack_lockres) {
+ ret = -ENOMEM;
goto err;
+ }
/* get sync CR lock on ACK. */
if (dlm_lock_sync(cinfo->ack_lockres, DLM_LOCK_CR))
pr_err("md-cluster: failed to get a sync CR lock on ACK!(%d)\n",
@@ -889,8 +891,10 @@ static int join(struct mddev *mddev, int nodes)
pr_info("md-cluster: Joined cluster %s slot %d\n", str, cinfo->slot_number);
snprintf(str, 64, "bitmap%04d", cinfo->slot_number - 1);
cinfo->bitmap_lockres = lockres_init(mddev, str, NULL, 1);
- if (!cinfo->bitmap_lockres)
+ if (!cinfo->bitmap_lockres) {
+ ret = -ENOMEM;
goto err;
+ }
if (dlm_lock_sync(cinfo->bitmap_lockres, DLM_LOCK_PW)) {
pr_err("Failed to get bitmap lock\n");
ret = -EINVAL;
@@ -898,8 +902,10 @@ static int join(struct mddev *mddev, int nodes)
}
cinfo->resync_lockres = lockres_init(mddev, "resync", NULL, 0);
- if (!cinfo->resync_lockres)
+ if (!cinfo->resync_lockres) {
+ ret = -ENOMEM;
goto err;
+ }
return 0;
err:
--
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