From: Javier González <javier@cnexlabs.com>
Date: Fri, 6 May 2016 18:03:11 +0000 (+0200)
Subject: lightnvm: do not free unused metadata on rrpc
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=57682b49154921306a5e7b79c883781230698878;p=deliverable%2Flinux.git

lightnvm: do not free unused metadata on rrpc

rrpc does not save any metadata on a given request. Thus, do not attempt
to free the metadata dma region.

Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index c7fef71f4276..ffcfee6684ba 100644
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -711,8 +711,6 @@ static void rrpc_end_io(struct nvm_rq *rqd)
 
 	if (npages > 1)
 		nvm_dev_dma_free(rrpc->dev, rqd->ppa_list, rqd->dma_ppa_list);
-	if (rqd->metadata)
-		nvm_dev_dma_free(rrpc->dev, rqd->metadata, rqd->dma_metadata);
 
 	mempool_free(rqd, rrpc->rq_pool);
 }