linux-kernel - [PATCH] lightnvm: free properly on target creation error

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Date:   Thu, 26 Jan 2017 16:57:39 +0100
From:   "Javier González" <jg@...htnvm.io>
To:     mb@...htnvm.io
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        Javier González <javier@...xlabs.com>
Subject: [PATCH] lightnvm: free properly on target creation error

Fix a memory leak when target creation fails. More specifically, free
the entire device structure given to the target (tgt_dev).

Signed-off-by: Javier González <javier@...xlabs.com>
---
 drivers/lightnvm/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 8baae61..d5bb5e1 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -309,7 +309,7 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create)
 err_queue:
 	blk_cleanup_queue(tqueue);
 err_dev:
-	kfree(tgt_dev);
+	nvm_remove_tgt_dev(tgt_dev);
 err_t:
 	kfree(t);
 err_reserve:
-- 
2.7.4