Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1619027 > unrolled thread

[PATCH 2/4] lightnvm: fix cleanup order of disk on init error

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.

Contents

  [PATCH 2/4] lightnvm: fix cleanup order of disk on init error "Javier González" <jg@lightnvm.io> - 2017-04-07 20:40 +0200

#1619027 — [PATCH 2/4] lightnvm: fix cleanup order of disk on init error

Reorder disk allocation such that the disk structure can be put
safely.

Signed-off-by: Javier González <javier@cnexlabs.com>
---
 drivers/lightnvm/core.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index da4c082..28e69a7 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -263,15 +263,15 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create)
 		goto err_t;
 	}
 
+	tdisk = alloc_disk(0);
+	if (!tdisk)
+		goto err_dev;
+
 	tqueue = blk_alloc_queue_node(GFP_KERNEL, dev->q->node);
 	if (!tqueue)
-		goto err_dev;
+		goto err_disk;
 	blk_queue_make_request(tqueue, tt->make_rq);
 
-	tdisk = alloc_disk(0);
-	if (!tdisk)
-		goto err_queue;
-
 	sprintf(tdisk->disk_name, "%s", create->tgtname);
 	tdisk->flags = GENHD_FL_EXT_DEVT;
 	tdisk->major = 0;
@@ -307,9 +307,9 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create)
 	if (tt->exit)
 		tt->exit(targetdata);
 err_init:
-	put_disk(tdisk);
-err_queue:
 	blk_cleanup_queue(tqueue);
+err_disk:
+	put_disk(tdisk);
 err_dev:
 	nvm_remove_tgt_dev(tgt_dev, 0);
 err_t:
-- 
2.7.4

[toc] | [standalone]

Back to top | Article view | linux.kernel

csiph-web