[SCSI] libfc: release exchg cache

If fail to create workqueue, the newly created cache for exchg has to be
released.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Vasu Dev <vasu.dev@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index f5a0665b6773..7baf2239ce07 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -2465,8 +2465,11 @@ int fc_setup_exch_mgr(void)
 
         fc_exch_workqueue = create_singlethread_workqueue("fc_exch_workqueue");
         if (!fc_exch_workqueue)
-                return -ENOMEM;
+                goto err;
         return 0;
+err:
+        kmem_cache_destroy(fc_em_cachep);
+        return -ENOMEM;
 }
 
 /**